Find the exact value of the expression.cos

A.
B. -( - 1)
C. ( - 1)
D. -

Answer: A

Mathematics

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A.
B. -2
C. 2
D.

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Find the sum.970 + 886

A. 1746 B. 1856 C. 1846 D. 1756

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Solve the problem.A gas law in chemistry says that = . If T = 200, t = 230, , P = 80, and v = 9, find the value of p. Round to the nearest thousandth when necessary.

A. 10.222 B. 0.444 C. 102.222 D. 266.667

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