Evaluate.7x2 + 5x for x = 4
A. 76
B. 92
C. 48
D. 132
Answer: D
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Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.6x2 - 7xt - 3t2
A. (3x - t)(2x + 3t) B. (3x + t)(2x - 3t) C. prime D. (6x + t)(x - 3t)
Solve the problem.The owner of a video store has determined that the profits P of the store are approximately given by 
where x is the number of videos rented daily. Find the maximum profit to the nearest dollar.
A. $7267 B. $7200 C. $3600 D. $3667
Factor; then use fundamental identities to simplify the expression below and determine which of the following is not equivalent.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
For the given angle of rotation and coordinates of a point in the xy-coordinate system, find the coordinates of the point in the x'y'-coordinate system.? = 60°, (0, 5
)
A. 
B. 
C. 
D. 