Find the indicated matrix.Let A = 
and B = 
. Find -2A + 3B
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.Sumi Kato's savings account has a balance of $624. After 14 years what will the amount of interest be at 1.5% compounded annually?
A. $150.62 B. $144.62 C. $873.60 D. $133.62
Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find tan ?.
A. 
B. 
C. 
D. 
Find the cofactor of the indicated element.a33
A. -2 B. -1 C. 1 D. 2
Solve the problem.The current value of an annuity per period is given by P = 
- 
, where n is the number of periods, i is the interest rate, and R is the amount of the periodic payment. Find the limit of the current value equation as n approaches infinity to derive an expression for the current value for an annuity that makes payments in perpetuity.
A. P = ?
B. P = 0
C. P = 
- R
D. P = 