Solve the problem.A rectangular sign is being designed so that the length of its base, in feet, is 8 feet less than 4 times the height, h. Express the area of the sign as a function of h.
A. A(h) = 8h - 2h2
B. A(h) = -8h + 4h2
C. A(h) = -8h + h2
D. A(h) = -8h2 + 2h
Answer: B
You might also like to view...
Express the relationship between a small change in x and the corresponding change in y in the form 
.f(x) = csc(3x2 - 1)
A. dy = -6x csc(6x) cot(6x) dx B. dy = -3x2 csc(3x2 - 1) cot(3x2 - 1) dx C. dy = -6x csc(3x2 - 1) cot(3x2 - 1) dx D. dy = 6x csc(3x2 - 1) cot(3x2 - 1)dx
Solve the problem.The NSC Corporation has just completed its first year of business. The following chart shows its monthly profit (or loss).MonthProfit (Loss) in DollarsJanuary-14,526February1874March-8977April-14,107May14,073June14,632July-13,834August-13,170September-4860October6630November-3338December-974The absolute value of the profit or loss was smallest in 
.
A. February B. June C. January D. December
Find the slope of the line.
A. 
B. -2
C. 2
D. - 
Find the domain of the logarithmic function.f(x) = log (x2 - 13x + 36)
A. (-?, -4) B. (-?, 4) ? (9, ?) C. (9, ?) D. (-4, 9)