SAT Prep (no calc)

Question 1

Which of the following is equivalent to 93/4?

Accepted Answer

3 times square root of 3

Question 2

Which of the following is an example of a function whose graph in the xy-plane has no x-intercepts

Accepted Answer

A quadratic function with no real roots

Question 3

y=a(x-2)(x+4). In the equation, a is not zero. The graph in the xy-plane is a parabola with vertex (c,d). Which is d?

Accepted Answer

-9a

Question 4

In the equation √(k+2) - x =0, k is constant. If x=9, what is the value of k?

Accepted Answer

79

Question 5

If a2 + b2 = z and ab=y, which of the following is equivalent to 4z+8y?

Accepted Answer

(2a + 2b)^2

Question 6

What are the solutions of the quadratic equation 4x2-8x-12=0

Accepted Answer

x=-1 and x=3

Question 7

If 3r=18, what is the value of 6r+3

Accepted Answer

39

Question 8

y=x2 and 2y+6=2(x+3). If (x, y) is a solution to the simultaneous equations and x>0, what is the value of xy?

Accepted Answer

1

Question 9

Which of the following is equivalent to the sum of expressions a2 - 1 and a + 1?

Accepted Answer

a^2 + a

Questions 9