Describe the situation with a linear inequality and then solve the inequality.David has $13,000 to invest. He invests $8000 in a mutual fund that pays 12% annual simple interest. If he wants to make at least $2200 in yearly interest, at what minimum rate does the remainder of the money need to be invested?
A. 22.8%
B. 24.8%
C. 26.8%
D. 23.8%
Answer: B
Mathematics
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Use the given information to find the exact value of the trigonometric function.sec ? = - 
; The terminal side of ? lies in Quadrant II.
Find sin 
.
A. - 
B. 
C. - 
D. 
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Solve the logarithmic equation symbolically.log 6x = 8.7
A. x = 108.7/6
B. x = 522
C. x = 102.7
D. x = 
Mathematics