Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = x4 + 5x3 + 15x2 + 45x + 54
A. f(x) = (x - i)(x + i
)(x - 3)(x +3)
B. f(x) = (x - 3)(x + 2)(x - 3)(x + 3)
C. f(x) = (x + 3)(x + 2)(x - 3i)(x + 3i)
D. f(x) = (x - 1)(x - 6)(x - 3i)(x + 3i)
Answer: C
Mathematics
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? 1
A.
B.
C.
D.
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A.
B.
C.
D.
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Solve.An airplane is flying east at an altitude of 36,384 feet. Another plane is flying northeast at an altitude of 31,939 feet. How much above the plane is the
plane when their paths cross?
A. 4415 feet B. 4375 feet C. 4645 feet D. 4445 feet
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