Use synthetic division to determine whether the number k is an upper or lower bound (as specified) for the real zeros of the function f.k = -2; f(x) = x3 - 4x2 - 5x - 2; Lower bound?
A. Yes
B. No
Answer: A
Mathematics
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Solve for x and y: x - 9y = 10; 3x + y = 2
a. x = 1 y = -1 b. x = -1 y = 1 c. x = -1 y = 1 d. x = 1 y = 1 e. x = 1 y = 0
Mathematics
Evaluate.
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A. - 
B. - 
C. 
D. 
Mathematics
Find the perimeter of the figure.
A. 8 in. B. 11 in. C. 22 in. D. 14 in.
Mathematics
Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log7 49.79
A. 2.0082 B. 0.4980 C. 7.1129 D. 1.6971
Mathematics