SAT math practice

Simplify the expression: 3(x+2)−2(x−5)

• x+12

• x+16

• x−8

• 5x+4

Tags

CCSS.6.EE.A.3

Solve for x: x^2−5x+6=0

• x=2 or x=3

• x=−2 or x=−3

• x=1 or x=6

• x=−1 or x=−6

Tags

CCSS.HSA-REI.B.4B

Which of the following is the vertex of the parabola y=(x−4)^2+3?

• (4,3)

• (3,4)

• (−4,3)

• (4,−3)

If f(x)=2x−5, what is f^−1(x)?

• f^−1(x)=(x+5)/2

• f^−1(x)=2x+5

• f^−1(x)=(x−5)/2

• f^−1(x)=x/2−5

Tags

CCSS.HSF-BF.B.4A

What is the probability of rolling a sum of 7 with two fair six-sided dice?

• 1/12

• 1/6

• 1/9

• 1/36

Which of the following is equivalent to sin^2x+cos^2x?

• 0

• 1

• 2

• sinxcosx

Given the data set: 2, 4, 4, 6, 8, what is the mean?

• 4

• 5

• 6

• 8

Tags

CCSS.6.SP.B.5C

Solve for x: 2x^2−8=0

• x=2 or x=−2

• x=4 or x=−4

• x=8 or x=−8

• x=0 or x=2

Tags

CCSS.8.EE.A.2

If g(x)=x^2+2x, what is g(−3)?

• 3

• −3

• −9

• 15

Tags

CCSS.HSF.IF.A.2

What is the range of the function f(x)=3x−7 for all real x?

• x>0

• x≥−7

• (−∞,∞)

• x<0