Final Math Review

Which of the following is rational?

• √8

• π

• -3/4

• -√14

Which of the following is a perfect square?

• √1

• √12

• √2

• √14

What would 2^3 be in expanded form?

• 2•2•2

• 2•2•2•2

• 2•3

• 3•2

Simplify the following exponent: (x^2)-5

• 1/x^10

• x^-10

• x^10

• 1/x^-10

Which of the following is correctly put in scientific notation using this number: $500,000,000.

• 5.0 • 10^-8

• 5.0 • 10^8

• 5.0 • 10^-7

• 5 • 10^7

Solve the following equation: x + 73.5 = 16.4

• x=57.1

• x=59

• x=-57.1

• x=-57.3

Which of the following equations has one solution?

• 5x-3=3x+7

• 4x+8=4x+5

• 3x+7=3x+7

• 7x+4=7x+4

What is the formula used for pythagorean theorem?

• y=rise/run

• a^2 + b^2 = c^3

• y=mx+b

• a^2 + b^2 = c^2

Which of the following is not a way to represent a function?

• table

• graph

• mapping diagram

• line graph

What is the equation for slope intercept form?

• y=mx+b

• Rise/run

• a^2 + b^2 = c^2

• m=yx+b