Find the dot product for the pair of vectors.-7j, 2i
A. -9
B. 9
C. 0
D. -5
Answer: C
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Use the given information given to find the exact value of the trigonometric function.sec ? = - 
,
? lies in quadrant II
Find sin 
.
A. 
B. - 
C. 
D. - 
Use the shortcut for dividing numbers ending in zeros to find the quotient.3000 ÷ 10
A. 100 B. 130 C. 300 D. 30
Solve the initial value problem.v'(t) + 
= 6, v(-1) = 0
A. v = -12(et/2 + 1/2 + 12) B. v = -12e-t/2 - 1/2 + e1/2 C. v = -12(e-t/2 - 1/2 - 1) D. v = 3e-t/2 - 1/2 + 3
Use an annual percentage rate table to solve the problem.In order to purchase a residential homesite, a man borrows $45,000 from his father. The son pays his father back by making 60 monthly payments of $891.08. Determine the APR of the loan to the nearest 
of a percent.
A. 9.0% B. 7.5% C. 8.5% D. 7.0%