Solve the equation.25c3 - 35c2 + 10c = 0
A. {0}
B. 
C. 
D. 
Answer: D
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Solve.From a 40-inch by 40-inch piece of metal, squares are cut out of the four corners so that the sides can then be folded up to make a box. Let x represent the length of the sides of the squares, in inches, that are cut out. Express the volume of the box as a function of x. Give the function and state its domain.
A. V = 4x3 - 160x2 + 1600x: x < 40 B. V = 4x3 - 160x2 + 1600x: 0 < x < 20 C. V = 2x3 - 120x2 + 40x: 0 < x < 20 D. V = 2x3 - 120x2 + 1600x: x >0
Name the highlighted angle using the three-letter form of identification.
A. ?INE or ?ENI B. ?N C. ?CNL or ?LNC D. ?CNI or ?INC
Insert the correct symbol between the pair of numbers, either < (less than) or > (greater than).0 _____ 3
A. > B. <
Give the largest interval where the function increases or decreases, as requested.f(x) = -5x2 + 4; decreases
A. 
B. (0, ?)
C. 
D. (0, -?)