Translate to a proportion and solve. What percent of 168 is 42?
A. 4%
B. 26%
C. 5%
D. 25%
Answer: D
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Factor by grouping.x3 + 6x2 - 10x - 60
A. (x - 6)(x2 - 10) B. (x + 6)(x2 - 10) C. (x2 + 6)(x - 10) D. (x + 6)(x3 - 10x)
Solve the problem.A single die is rolled one time. Find the probability of rolling a number greater than 3 or a number less than 5.
A. 
B. 
C. 1
D. 
Find an equation of the secant line containing (1, f(1)) and (2, f(2)).f(x) = 
A. y = (-
+ 6)x + 
- 12
B. y = (
- 6)x + 
- 12
C. y = (
- 6)x - 
+ 12
D. y = (-
- 6)x - 
+ 12
First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = -x2 + 17x - 72
A. x-intercepts: -8 and -9; y-intercept: 72 B. x-intercepts: 8 and -9; y-intercept: 17 C. No x-intercepts; y-intercept: -72 D. x-intercepts: 8 and 9; y-intercept: -72