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Mathematics Past Questions and Answers

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Mathematics Questions

Question 4836:

\(\tan x+\cot x=\)

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A \(\sin 2 x\)
B \(2 / \sin 2 x\)
C \(\frac{x^{2}-4}{x^{2}+4}\)
D \(x^{2}+4\)

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Question 4837:

\(\frac{27 x^{3}-8}{3 x-2}=\)

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A \(9 x^{2}-6 x+4\)
B \(9 x^{2}+3 x+4\)
C 2
D 7

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Question 4838:

\(\left(\sqrt[6]{(3)^{12}}\right)^{\frac{1}{2}}=\)

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A 9
B \(3^{1 / 2}\)
C \(1 / \cos 2 x\)
D \(\cos 2 x\)

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Question 4839:

Express \(0.00562\) in standard form

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A \(5.62 \times 10^{-3}\)
B \(5.62 \times 10^{-2}\)
C \(5.62 \times 10^{2}\)
D \(5.62 \times 10^{2}\)

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Question 4840:

If \(3^{2 x}=27\)

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A 1
B \(1.5\)
C \(4.5\)
D 18

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