Complete the identity.The expression  is to be the left hand side of an equation that is an identity. Which one of the following four expressions can be used as the right hand side of the equation to complete the identity?

A. tan2? - 1
B. cos ? sin ?
C. csc ? cot ?
D. sec ? cot ?


Answer: C

Mathematics

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A. 5
B. 7 ln 5
C.  - 
D. 35

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Provide an appropriate response.Convert 88 ft/s to mi/h.

A. 65 B. 60 C. 55 D. 70 E. none of the above

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Factor.x2 + 14x + 49

A. (x - 7)2 B. (x + 14)(x - 14) C. (x + 7)2 D. (x + 7)(x - 7)

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Write the fraction in simplest form.

A.
B.
C.
D.

Mathematics