Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 5; zeros: 2, -3i, and 4 - i
A. f(x) = x5 - 10x4 + 26x3 -124 x2 + 72x + 306
B. f(x) = x5 - 10x4 + 26x3 -124 x2 - 72x - 306
C. f(x) = x5 - 10x4 + 42x3 -124 x2 + 297x - 306
D. f(x) = x5 - 10x4 - 42x3 -124 x2 + 297x + 306
Answer: A
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Solve the problem.If a rock is thrown vertically upward from the top of a building 80 feet high with an initial velocity of 64 feet per second, the height, h, above ground level after t seconds is given by h = -16t2 + 64t + 80, where h is in feet and t is in seconds. What is the maximum height the rock will reach?
A. 80 ft B. 84 ft C. 144 ft D. 16 ft
Find the work done by tphe force F = 100i - 25j in moving an object from P(-2,4) to q(150,5).
What will be an ideal response?
Find the opposite (additive inverse) of the number.28
A. -28
B. 0
C. 
D. 28
Find the volume.
A.
| 46.96 cm3 |
B.
| 144.078 cm2 |
C.
| 16.6 cm3 |
D.
| 144.078 cm3 |