Estimate the product by first rounding each number so that there is one nonzero digit.27 × 79

A. 24
B. 240
C. 4800
D. 2400

Answer: D

Mathematics

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Use the Trapezoidal Rule with n = 4 steps to estimate the integral.

A.
B.
C.
D.

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Use the given zero to find the remaining zeros of the function.f(x) = 2x4 - 11x3 + 39x2 - 43x + 13; zero: 2 + 3i

A. 2 - 3i, 1, 
B. 2 - 3i, -1, 
C. 3 - 2i, 1, - 
D. 3 - 2i, -1, - 

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Find (f ?g)(x) for the given functions f(x) and g(x).f(x) = 5x + 4 and g(x) = 5x - 4

A. 10x B. 8 C. 25x - 16 D. 25x + 16

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Identify the indicated submatrix.A = . Find A12.

A.
B.
C.
D. 1

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