Use synthetic division to find the function value.f(x) = 2x5 - 2x4 + 3x3 - x + 2; find f(-2).
A. -116
B. -115
C. -120
D. -125
Answer: A
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Find the coordinates of the vertices and foci of the ellipse.9x2 + 25y2 = 225
A. V(-5, 0), V(5, 0), F(-4, 0), F(4, 0) B. V(0, -5), V(0, 5), F(0, -3), F(0, 3) C. V(-5, 0), V(5, 0), F(-3, 0), F(3, 0) D. V(0, -5), V(0, 5), F(0, -4), F(0, 4)
Solve the problem.On August 22, the Fernandez family received 35 pieces of mail, consisting of magazines, bills, letters, and ads. If they received the same number of magazines as letters, three more bills than letters, and five more ads than bills, how many magazines did they receive?
A. 9 magazines B. 14 magazines C. 7 magazines D. 6 magazines
Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest hundred. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 126,400 ; yes B. Estimate: 126,400 ; no C. Estimate: 126,200 ; yes D. Estimate: 126,200 ; no
Find the foci of the ellipse.
+ 
= 1
A. (-9, -4), (15, -4) B. (-12, -4), (18, -4) C. (-6, -4), (12, -4) D. (-4, -9), (-4, 15)