Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: -5, -2, 2; degree 3
A. f(x) = x3 - 4x - 5x2 + 20
B. f(x) = x3 + 4x - 5x2 - 20
C. f(x) = x3 - 4x + 5x2 - 20
D. f(x) = x3 + 4x + 5x2 + 20
Answer: C
Mathematics
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Factor by grouping.72 - 9t - 8p + tp
A. (8 - t)(9 + p) B. (8 + t)(9 - p) C. (8 - t)(9 - p) D. (8 + t)(9 + p)
Mathematics
Use the linear approximation (1 + x)k ? 1 + kx, as specified.Find an approximation for the function f(x) = 
for values of x near zero.
A. f(x) ? 1 + 2x B. f(x) ? 1 - 2x C. f(x) ? 2 - 2x D. f(x) ? 2 + 2x
Mathematics
For the given polynomial P(x) and the given c, use the remainder theorem to find P(c).P(x) = 2x3 + 7x2 - x - 41; 2
A. 1 B. 19 C. 47 D. -9
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.66,692
A.
| Ten | 66,700 |
| Hundred | 66,700 |
| Thousand | 70,000 |
B.
| Ten | 66,700 |
| Hundred | 66,600 |
| Thousand | 66,000 |
C.
| Ten | 66,690 |
| Hundred | 66,700 |
| Thousand | 66,000 |
D.
| Ten | 66,690 |
| Hundred | 66,700 |
| Thousand | 67,000 |
Mathematics