Download presentation

1
**Find Square Roots and Compare Real Numbers**

By: Amanda West

2
Intro All positive real numbers have two square roots, a positive square root and a negative square root. A square root is written with the √ (radical symbol). Perfect Squares You need to approximate a square root if the radicand is a whole number that is not a perfect square.

3
Irrational Numbers The root of a whole number that is not a perfect square is an example of an irrational number. √945= The decimal form of an irrational number neither terminates or repeats.

4
**Real Numbers In the example to the left, all are real numbers.**

Irrational Numbers Rational Numbers Whole #’s In the example to the left, all are real numbers. Integers

5
**Vocabulary Radicand- the number or expression inside a radical symbol**

Perfect Square- the square of an integer Square Root- Finding the square root of a number is the inverse operation of squaring that number. Remember, the square of a number is that number times itself. Real Number- the set of all rational and irrational numbers Irrational Number- a number that cannot be written as a quotient of two integers

Similar presentations

OK

Section 2-8 Definitions Square root: = 6. Radical sign: This is a radical sign. Perfect square: 4, 9, 16, 25, … are perfect square numbers. Because 2*2=4,

Section 2-8 Definitions Square root: = 6. Radical sign: This is a radical sign. Perfect square: 4, 9, 16, 25, … are perfect square numbers. Because 2*2=4,

© 2018 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google

Ppt on different types of rocks Ppt on articles of association texas Ppt on zener diode characteristics Ppt on trans-siberian railway russia Related ppt on dna computing in security Ppt on javascript events load Ppt on power system stability using facts Ppt on history of badminton game Run ppt on ipad Ppt on pwm control of dc motor