1.
What is the inverse function of f(x) = 3x + 1?
f^(-1)(x) = x/3 - 1
f^(-1)(x) = (x-1)/3
f^(-1)(x) = 3x - 1
f^(-1)(x) = (x+1)/3
2.
Solve: log_2(x) = 5
10
16
25
32
3.
If f(x) = x^2 + 2x - 3, what is f(2)
1
3
5
7
4.
What is the value of x in the equation x^2 - 4x + 4 = 0?
2
-2
1
-1
5.
What is the slope of the line 3x - 2y = 6?
3/2
-3/2
2/3
-2/3
6.
The value of (√49 + √36) / (√25 - √16) is:
3
4
5
6
7.
What is the y-intercept of y = -2x + 7?
-2
2
7
-7
8.
The value of (√16 + √9) / (√4 - √1) is:
3
4
5
6
9.
What is the equation of the parabola with vertex (3,4) and focus (3,6)?
y = (x - 3)^2 + 4
y = (x + 3)^2 + 4
y = (x - 3)^2 - 4
y = (x + 3)^2 - 4
10.
The expression (2x^2 - 3x + 5)(x + 1) is equivalent to:
2x^3 - x^2 + 5x + 2
2x^3 - x^2 - 3x + 5
2x^3 - 3x^2 + 5x + 5
2x^3 - 3x^2 + 5x + 2
Questions Answered: 0/10