Chapter 4 Review

Prime or Composite

100

What is a prime number?

It's only factors are one and itself

200

Which of the following is not a prime number: 7, 37, 53, 57

57

300

What does it mean if two numbers are relatively prime?

Their GCF is one.

400

True or False: 24 and 28 are relatively prime?

Flase

500

What is the prime factorization of 60?

2 * 2 * 3 * 5

Greatest Common Factor/ Least common Denominator

100

True or False: The GCF will be a bigger number than our original numbers?

False, it will be smaller.

200

True or False: To simplify a fraction, you find the GCF of your numerator and your denominator and divide them both by it.

True

300

What is the LCD of 3/15 and 7/30

30

400

Simplify this fraction: 46/60

23/25

500

What is the GCF of 25 and 75

25

Product/Quotient of Powers

100

True or False: x^a * x^b is the same as 2x^ab

False. 

200

When two powers with the same base are being divided, you do what with their exponents?

Subtract

300

When two powers with the same base are being multiplied, you do what with their exponents?

Add them.

400

Find the Quotient: 7⁶/7⁹

1/7³ or 7^-3

500

Find the Product: 4m⁷ * 5m⁶

20m¹³

Negative/Zero Exponents

100

A zero exponent means the number is equal to?

One

200

How do you get rid of a negative exponent?

put a one over it (as the numerator)

300

Write: x^-9 without a negative exponent.

1/x⁹

400

Write 16h^-3 without any negative exponents

16/h³

500

Simplify: 2x³/6x

x²/3

Scientific Notation

100

The exponent after the 10 tells us...

How many place values after or before the first number

200

Write 5,100,000,000 in scientific notation

5.1 x 10⁹

300

Write this number in scientific notation: 0.000005

5 x 10^-6

400

Which is greater? 9.0 x 10¹⁷ or 5.2 x 10¹⁸

5.2 x 10¹⁸

500

Which is greater? 5 x 10⁷ or 60,000,000

60,000,000