Divide.-6i ÷ (-10 + 2i)
A. +
i
B. - +
i
C. +
i
D. - +
i
Answer: B
Mathematics
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Give the value of the function in radians.cot-1 0.7526
A. 2.216 B. 4.067 C. 0.645 D. 0.926
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Solve the logarithmic equation symbolically.log x8 = 3 + 6 log x
A. x = 109/8
B. x = 103/2
C. x = 8109
D. x =
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Given the matrices A and B, find the matrix product AB.A = , B =
Find AB.
A.
B. AB is not defined.
C.
D.
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A fair coin is tossed 150 times. Find the probability of observing exactly 75 heads.
A. 0.067 B. 0.0067 C. 0.796 D. 0.0651 E. none of these
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