Automatically translated.View original post

Estimation. The case is square root # exam

The problem gives us the square root value, but we have to adjust the value by moving the point.

Which one of you has to check the exponent or the nth root?

2025/9/7 Edited to

... Read moreการประมาณค่ารากที่สองเป็นทักษะที่สำคัญในการแก้โจทย์เลข โดยเฉพาะในระดับการสอบที่ต้องการความรวดเร็วและแม่นยำ เทคนิคเลื่อนจุดที่กล่าวนั้นคือการใช้การปรับค่าให้เป็นจำนวนที่ง่ายต่อการคำนวณ เช่น การแยกตัวเลขให้อยู่ในรูปของผลคูณระหว่างเลขที่มีรากที่สองที่รู้ค่าชัดเจนและตัวที่ใกล้เคียง จากนั้นจึงปรับค่าด้วยการเลื่อนทศนิยม อีกวิธีหนึ่งที่สามารถนำมาใช้ควบคู่กันคือการประมาณค่าด้วยการเปรียบเทียบรากที่สองของจำนวนใกล้เคียง เช่น 1. รากที่สองของ 50 ประมาณเท่ากับ 7.07 ซึ่งสามารถคิดจากรากที่สองของ 49 ที่เท่ากับ 7 และปรับค่าบวกเล็กน้อย 2. ใช้การยกกำลังเพื่อเปรียบเทียบและยืนยันผลลัพธ์ โดยการคิดค่ารากที่สองของตัวเลขที่มีลักษณะคล้ายกัน การฝึกฝนวิธีประมาณค่าดังกล่าวจะช่วยให้นักเรียนสามารถตอบโจทย์ได้รวดเร็วขึ้นและเข้าใจหลักการเบื้องหลังการคำนวณรากที่สองหรือรากที่ n อย่างลึกซึ้ง นอกจากนี้ ความเข้าใจในเลขยกกำลังเป็นพื้นฐานสำคัญที่ช่วยให้การประยุกต์ใช้สูตรและเทคนิคต่าง ๆ มีประสิทธิภาพยิ่งขึ้น ดังนั้น การศึกษาเรื่องเหล่านี้ไปพร้อมกันจึงเป็นประโยชน์ต่อการสอบและการเรียนรู้ในระดับที่สูงขึ้นด้วย

Related posts

Steal My A+ Notes for Nursing Classes ✨
I love using pretty highlighters, pens, and other stationary supplies to make my nursing notes aesthetically pleasing. I used these notes to get an A+ on my integumentary module exam! So I thought I’d share these with you guys too in case anyone else is studying the same thing!! Don’t forge
Stella Studies

Stella Studies

2675 likes

Master the Nervous System: Your Core Study Guide
The human nervous system is a sophisticated communication network that coordinates every bodily action through the brain, spinal cord, and neurons. At its center, the brain’s cerebrum manages higher-order thinking and voluntary movement, while the cerebellum ensures balance and the brainstem regula
GetHelpWithProctoredExam

GetHelpWithProctoredExam

37 likes

Import information you need to know in nursing.
Nursing information that you may come across and need to know. Additional Tips: #nursingstudenttips #nursing #nursingschool
🩺 Nurse Val🇺🇸

🩺 Nurse Val🇺🇸

204 likes

Skincare mistakes I wish I never made🫠
#skincare #SkincareTips #BeautyTips #healthyskin #fyp
Grace❤️🍒

Grace❤️🍒

1290 likes

📚 Med Terms You’ll Actually Remember
Hi, it’s River 💬 Let’s be real — memorizing medical terms isn’t always exciting, but making your own tables definitely helps 🧠✨ These are the ones I found super useful while studying, especially during MS1 when everything felt like a new language 😅 📌 Table 1 is packed with suffixes that show up
river

river

291 likes

Ashukaru

Ashukaru

133 likes

What I used to pass my GED at 32 as a mom🥰
GED exam study guide is now available #nursingschool #futurern #nursingschooljourney #studentmotivation #studentnurse
The Nurse Journey

The Nurse Journey

30 likes

Kaco First Love gel pen 🌸💞
Kaco First love gel pen ($4 on Aliexpress) ✨ I think this brand of gel pens deserve some love and acknowledgement. Kaco is a Chinese brand and they’ve been around for quite a while already. I’ve gotten their First star gel pens before and I really love how it writes! 🌸 when i saw the sakura
Emily H.

Emily H.

3841 likes

Comeback Academic Arc Season ✨
So what happens when you study and feel great before the test, but then your mind goes blank during the test? This just happened to me and I felt devastated at first, but then I realized learning is a process and it’s okay to miss the ball once in a while. What matters is trying again, and learning
Stella Studies

Stella Studies

677 likes

💪 let’s study together 💪
our most recent unit is muscles! this has definitely been the most challenging for me in terms of learning all the functions and remember what each muscle is due to how similar they look. these are my most recent notes, complete with the sayings i am using to remember certain things and photos
Nichole Rhys

Nichole Rhys

1212 likes

what are your academic hot takes? 📚⁉️
As a junior in college, here’s some of my hottest takes as a student! 1. Your internships and involvement in school don’t have to match your major or career goals perfectly! I’ve had internships in policy and education, and they have both shaped who I am as a student! It’s all part of building
reagan

reagan

133 likes

How I go from C+ to A for Biology!
Hey everyone! Good news! I got a 100 for my recent biology exam!! 😆 Although it was not a perfect score, I was so happy to get this! I actually got 90+ but because all of us had extra credits, I managed to get a 100! Swipe for the tips! This may or may not work for you guys, but I really recomm
Nada

Nada

608 likes

The spinal cord
The spinal cord is a long, cylindrical structure of nervous tissue that extends from the base of the brain through the vertebral canal. It is a major part of the central nervous system and functions as the main pathway for communication between the brain and the body. The spinal cord carries sensor
GetHelpWithProctoredExam

GetHelpWithProctoredExam

13 likes

Studying with Anxiety 🫨📚
Life can get the best of us at any time. With anxiety and depression it is very difficult to do tasks and that sets us back so far. Here in this post I’ve compiled a few facts that might help you in this journey. Just remember we’re all here for you! You got this! #Lemon8partner #study
essynotes

essynotes

244 likes

How I cleared up my hyperpigmentation
For all my baddies with hyperpigmentation… this is for you! This skincare routine has helped lighten my dark spots and smooth out my skin texture. 💌 Brand: Medicube 💌 Brand: Good Molecules 💌 Brand:Taje Skin 💌 Brand:CosRx 💌 Brand:Black Girl Sunscreen All products can be found in my showcas
Kita 🌱✨

Kita 🌱✨

1078 likes

MCAT PHYSICS📒
Kaplan Physics quick sheets #premed #MCAT #college #lemon8bookclub #studies #Lemon8Diary #doctor
Future Dr. 🥼🩺

Future Dr. 🥼🩺

24 likes

Arc of aorta
The Heart lies in the thoracic cavity between the lungs and is surrounded by the Pericardium. It connects to major vessels that transport blood throughout the body. Important structures include the Brachiocephalic Trunk, Common Carotid Artery, Internal Jugular Vein, and the Vagus Nerve. The Aortic
GetHelpWithProctoredExam

GetHelpWithProctoredExam

58 likes

👩🏽‍⚕️📚10 Points to Help you Ace Pathophysiology📚👩🏽‍⚕️
Stressed about patho? You’re not alone! But don’t panic—these are 10 things that helped me ace pathophysiology, break it down, study smarter, and actually understand the material. 1️⃣ Start with a Concept Map (next slide) 🗺️ • Break down diseases into manageable sections: manifestations (sympt
🤍alisha🤍

🤍alisha🤍

154 likes

My go to Chicken & Broccoli dinner… 🥦 #foodie
Ingredients: Chicken breast sliced then (seasoning of choice & coated lightly with baking powder. Broccoli steamed 1st (not fully tender) Sauce: Please note- This is not exact measurements I used but an estimation.. I didn’t really measure much 2/3 c chicken broth 1/4 c hoisin 1 -
Kendall

Kendall

10.5K likes

Best tanning lotions🤫
The best tanning lotions from someone who works at a tanning Salon! These lotions have the most amount of DHA and skincare in them compared to any Amazon or Walmart tanning lotion there is!! DHA is what is used in lotion to help you actually tan faster. Therefore, these are the lotions I recomm
Kinsley Faith

Kinsley Faith

253 likes

✨❤️‍🩹 Info Tools EVERY Healthcare Worker NEEDS! 📚✨
✨ Spotted these gems while browsing Barnes & Noble and Books A Million! Whether you’re a nursing student, med school hopeful, care aide, or a caregiver-in-training, this section is STACKED with study aids and work-ready references. 🩺📖 ☝🏾 From NCLEX prep to pathophysiology breakdowns and ana
Margarita

Margarita

907 likes

Romans‬ ‭12‬:‭5‬ ‭🫶🏻
“in the same way we who are many are one body in Christ and individually members of one another.” Romans‬ ‭12‬:‭5‬ ‭🫶🏻 - Inspo: @annyscriptures :) - Happy Friyay! 🤍 - #biblejournaling #christian #romans #exploretheword #faithfullyadventuring
tatiana

tatiana

609 likes

Cheat Sheets
Struggling in Anatomy and Physiology 2? Here are some cheat sheets to help you study for your next exam! Best of luck ❣️
Taylin Schmidt

Taylin Schmidt

76 likes

Pass your GED RLA in 2025 with these study guide
#ged #studygram #studytips #examtips #nursesamexamexpert
Nurse Samuel M 🩺 💉

Nurse Samuel M 🩺 💉

14 likes

note taking lesson #1
hey besties ᥫ᭡ i’ve been seeing the comments and saw that you all wanted a tutorial on how i get my notes so here’s lesson 1. let’s start with adding pictures ♡ you’ll need good notes (this is just what I personally use to take my notes) & canva ♡ go on safari and find whatever pictu
Lexi 🫧

Lexi 🫧

2136 likes

Tools and sites I use as a cybersecurity student 🌸
#cybersecuritystudent #cybersecurity #techgirlie
LexiStudies

LexiStudies

102 likes

TEAS EXAM GUIDE
Email; Paisleythewriter2012@gmail.com #nursing #college #nursingcollege #nurse
I Can Do Your Proctored Exams

I Can Do Your Proctored Exams

6 likes

Steal my nervous system a&p summary sheets 🗒️
Master the Nervous System! 🧠✨ Sharing my AP 2 notes to make studying easier—save this for future reference! 📌 Hope someone benefits from all these notes haha, my hand almost fell off writing them all out! The nervous system is one of the most complex and important systems in the body, controlli
Stella Studies

Stella Studies

168 likes

📓LifeHack📚💴
‼️Did you know that some Libraries offer free courses online? I recently discovered that mine offers a conversation japanese course! I signed up and have been doing them at my own pace and have been enjoying it! My library offers a handful of other free courses through Gale Education includ
Justeenii

Justeenii

5 likes

A&P Study Guide
#nursing #anatomy #college #student
I Can Do Your Proctored Exams

I Can Do Your Proctored Exams

3 likes

Pass your Teas exam in February 2026🦋
Full complete science TEAS Questions now available.. #teas #atiteas #teasprep #ati
Nurse Alice

Nurse Alice

4 likes

Medical Terminology 🏥 - CHAPTER THREE
#medicalschool #medicalstudent #medstudent #notes #aesthetic
Lynn🪬

Lynn🪬

121 likes

LAB EXAM 2 REVIEW
#anatomyandphysiologylab #lab #nursingstudent #fyp #viral Fill in the blank/ answer key
Vanessaaa

Vanessaaa

29 likes

Notes I Took This Week! 🩷
I absolutely love Goodnotes! It is such a good investment and I cant imagine taking regular notes again. If you want an in depth tutorial of my Goodnotes settings, let me know! Second Slide: Basic Marketing 🩷 Third Slide: Macroeconomics 💚 Fourth Slide: Financial Accounting 🩵 These are the
ry

ry

226 likes

#cops #police #copsoftiktok
Leehoa_1997_vn

Leehoa_1997_vn

66 likes

Teas Exam 2025 Math & Science Review
I took the teas exam and here is what to expect... please use this to your full advantage 😚 #teasexam #teastest #examstudy #nursingstudent #studytok
Nurse Gracey

Nurse Gracey

3 likes

🚽💧 URINARY SYSTEM: Your Body’s Waste Manager🧠🩺
🧬 What Is the Urinary System? The urinary system (also known as the renal system) is a group of organs that work together to filter your blood, remove waste, and regulate bodily fluids and electrolytes. Think of it as your body’s built-in plumbing and filtration system. 🧼💧 ⸻ 🔬 Organs of the
👸🏽

👸🏽

197 likes

Include me in that- Never watched football until Taylor & Travis! It's quite the experience watching me cheering for The Chiefs(lots of swearing, screaming, clapping & dancing)- Should I do a video? Lol Fun Fact- I'm a Detroiter, but I'm all about The Chiefs! #taylorswift
💞Karen💞

💞Karen💞

2 likes

Breakfast Protein Biscuits
Another day another gem 💎 today recipe is from the blog nourished by Nicole. She got amazing recipes 🤍 This one is for my girls that want to increase the protein they consume and reach the day goal. Ingredients 1 +¾ cups plain 2% Greek yogurt 4 eggs 2 + ½ cups all purpose flour ¼ cup grou
KariDeluLu

KariDeluLu

324 likes

Day in the life of a dental assistant 🦷
Just a couple different appointments I have scheduled for the day. As a general dentistry dental assistant I like that I do a little bit of everything all day. This schedule definitely keeps me on my toes 😅 #dayinmylife #dayinthelife #dentalassistant #dental #invisalign #dentaloffice
Chima ᥫ᭡

Chima ᥫ᭡

112 likes

Verse of the day
#scripture #bible
Elizabeth

Elizabeth

6 likes

My notes and highlights from 1 Samuel 1-6 #christian #christianlifestyle #bible #biblejournaling #biblestudy
A.Moment.Of.Faith

A.Moment.Of.Faith

3 likes

Dental Nerve Supply Made Simple
The image illustrates the complex nerve supply of the teeth, primarily derived from the trigeminal nerve (cranial nerve V), which is responsible for sensory innervation of the face and oral cavity. It shows three major divisions: the ophthalmic, maxillary, and mandibular nerves. The maxillary nerve
GetHelpWithProctoredExam

GetHelpWithProctoredExam

32 likes

MY PLAN TO RETIRE A MILLIONAIRE 💸
My plan to retire a millionaire 👇 I’m 30 and have $25,000 invested in a global index fund. For the next 30 years I intend to invest at least $500 a month. For my calculation, I’m assuming an 8% annual return (the S&P 500 returned a yearly average of 10.22% over the last 30 years). I
Emma 🐝

Emma 🐝

85 likes

Integumentary system (hair)
These are my notes unfinished. I also have exam notes and questions. #college #anatomyandphysiologyhelp #bio137 #notesforbiology #digitalnotes
zerose_etolie

zerose_etolie

68 likes

Best terms to know for CNAs
Some hand written terms and conditions that are commonly seen in assisted living and skilled nursing facilities!!!🩺👩‍⚕️💗 #cna #cnalife #nursingstudent #nursing #nursingschool #medicalstudent
autumnpupo

autumnpupo

688 likes

Interpretation of popular AI tools, free your hand
#Recommended useful AI tools AI updates 500 articles on the 5th day, pay attention 1️⃣P1 > A collection of essential AI tools for every industry Marketing: Jasper, Copy.ai, Grammarly, Hootsuite - improve marketing effectiveness and easily manage social media. Customer service: Zendesk, Fre
valder

valder

616 likes

See more