Solve the problems.Tom indicates that he received a 7% raise that amounts to $2,065. What was his former salary?
A. $26,550
B. $32,450
C. $29,500
D. $14,750
Answer: C
Mathematics
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Solve.5x2 + 2 = 22
A. ± 3 B. 2 C. 11 D. ± 2
Mathematics
Find the first term and the common ratio of the geometric sequence.3, -6, 12, -24, 48, . . .
A. a1 = -2, r = 2
B. a1 = 3, r = -
C. a1 = 3, r = -2
D. a1 = -2, r = 6
Mathematics
(1/2)/(3/4) =
a. 3/2 b. 3/4 c. 4/5 d. 3/8 e. 2/3
Mathematics
Complete the identity.1 - cos(2?) + cos(4?) - cos(6?) = ?
A. 4 sin ? sin(2?) sin(3?) B. 4 sin ? cos(2?) sin(3?) C. 4 cos ? cos(2?) sin(3?) D. 4 cos ? cos(2?) cos(3?)
Mathematics