Math 9 Chapter 1 -Square Roots, Powers, and Exponent Laws Flashcards by Fiona Bao | Brainscape

Q

Natural Numbers

A

1,2,3…

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Q

Whole Numbers

A

0,1,2,3…

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Q

Integers

A

… -3,-2,-1,0,1,2,3, …

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Q

Rational Numbers

A

All the numbers that can be written as a fraction with the denominator not equal to zero.

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Q

Irrational Numbers

A

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Q

Real Numbers

A

The rational numbers and irrational numbers combined.

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Q

Are the following numbers irrational numbers?

A

No

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Q

Are the following numbers irrational number?

A

yes

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Q

Are the following numbers irrational numbers?

A

No

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Q

Are the following numbers irrational number?

A

yes

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Q

Are the following numbers rational numbers?

A

Yes

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Q

What is a radical sign?

A

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Q

What is Perfect Square?

A

A number with a rational square root.

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Q

What is the squrare root of 121?

A

11

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Q

What is the squrare root of 144?

A

12

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Q

What is the squrare root of 169?

A

13

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Q

What is the squrare root of 196?

A

14

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Q

What is the squrare root of 225?

A

15

Q

What is the squrare root of 256?

A

16

Q

What is the squrare root of 289?

A

17

Q

What is the squrare root of 324?

A

18

Q

What is the squrare root of 361?

A

19

Q

What is the squrare root of 400?

A

20

Q

What is the squrare root of 441?

A

21

Q

What is the squrare root of 484?

A

22

Q

What is the squrare root of 529?

A

23

Q

What is the squrare root of 576?

A

24

Q

What is the squrare root of 625?

A

25

Q

A

Q

A

Q

Approximate square roots without a calculator

A

Q

A

Q

The Pythagorean Theorem

A

a²+ b²= c²

Q

A

Q

Non-Calculator methonds of Approximating Squre Roots

Heron’s Method

A

Q

Use Heron’s Method to find the square roots

A

Q

Finding square roots using an algorithm

A

Q

A

Q

Exponential Notation

A

Q

The product of Negative Numbers

A

Q

A product of negative numbers is even or odd is where the negative sign lies in relation to the brackets.

(-2)⁴

(2)⁴
2⁴

A

Q

a¹=a, for any number a.

a⁰=1, for any non-zero number a.

note: 0⁰ is not defined.

A

Q

Rules for order of Operations

A

Q

A