Perform the desired operation. Write the answer in the form a + bi.4i(8 - 5i)

A. 32i - 20i2
B. 20+ 32i
C. 32i- 20
D. 32i + 20i2


Answer: B

Mathematics

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Provide an appropriate response.The root x = -4 is the correct solution for which equation?

A. 3x = 12 B. 12x = 8 C. -6x = -24 D. -5x = 20

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Solve the problem.What is the probability that the arrow will land on 5 or 4? 

A.
B.
C. 5
D.

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Determine the type of conic that is the graph of the equation.8x2 + 80x + 8y2 - 176y = -1167

A. circle B. not a conic C. parabola D. hyperbola

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Find the nth term of the geometric sequence.2, 1, 

A. an = 2 ? n
B. an = 2 ? n-1
C. an = 2 ? n + 1
D. an = 2 ? n-1

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