Evaluate the expression for the given value or values.
, for y = -30, z = 5
A. 6
B. -6
C. - 
D. 
Answer: C
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Solve.Scott set up a volleyball net in his backyard. One of the poles, which forms a right angle with the ground, is 7 feet high. To secure the pole, he attached a rope from the top of the pole to a stake 9 feet from the bottom of the pole. To the nearest tenth of a foot, find the length of the rope.
A. 11.4 ft B. 130 ft C. 4 ft D. 5.7 ft
Factor, if possible.343c3 + 8
A. (343c + 2)(c2 - 14c + 4) B. (7c - 2)(49c2 + 14c + 4) C. (7c + 2)(49c2 - 14c + 4) D. (7c + 2)(49c2 + 4)
Perform the indicated operations and write the result in standard form.
+ 
A. 36i B. 13i C. -13 D. -13i
Solve.Kevin invested part of his $10,000 bonus in a certificate of deposit that paid 6% annual interest, and the remainder in a mutual fund that paid 11% annual interest. If his total interest for that year was $900, how much did Kevin invest in the mutual fund?
A. $6000 B. $7000 C. $5000 D. $4000