Solve the problem.After a new firm starts in business, it finds that its rate of profits (in hundreds of dollars per year) after t years of operation is given by 
= 3t2 + 10t + 7. Find the profit in year 8 of the operation.
A. $25,100
B. $76,250
C. $80,800
D. $63,700
Answer: A
Mathematics
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Find all possible functions with the given derivative.y' = csc2 3?
A. -3 cot 3? + C
B. - 
cot 3? + C
C. 
csc 3? + C
D. - 
csc3 3? + C
Mathematics
Solve by the method specified.Addition method8x + 5y = -704x - 3y = -2
A. (-5, -5) B. (-6, -6) C. (-6, -5) D. (-5, -6)
Mathematics
Find the indicated matrix.Let A = 
. Find 4A.
A. 
B. 
C. 
D. 
Mathematics
Factor completely.2x3 + 4x2 - 16x
A. 2x(x + 2)(x - 4) B. Prime C. 2x(x - 2)(x + 4) D. (2x2 + 4x)(x - 4)
Mathematics