Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.cos 5? cos 4?

A. [cos 9? - cos ?]
B. [cos ? + cos 9?]
C. cos2 20?2
D. [cos 9? - sin ?]

Answer: B

Mathematics

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Convert to a logarithmic equation.100.301 = 2

A. 2 = log10 0.301 B. 10 = log9 0.301 C. 0.301 = log10 2 D. 0.301 = log9 10

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Subtract. - 

A.
B.
C.
D.

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Provide an appropriate response.Simplify the expressions (2x)0 and (2x0) and explain how you arrived at your answers.

What will be an ideal response?

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Add. Write a mixed numeral for the answer.14

A. 25
B. 24
C. 23
D. 14

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