Find the perimeter and area of the figure.A rectangle with a length of 2 yards and a width of 9 yards

A. P = 14 yd, A = 18 yd2 
B. P = 11 yd, A = 36 yd2 
C. P = 8 yd, A = 36 yd2
D. P = 22 yd, A = 18 yd2 


Answer: D

Mathematics

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Simplify the rational expression. If the rational expression cannot be simplified, so state.

A. cannot be simplified
B. - 
C. 2
D. -2

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Answer the question.If n is an odd number, then which of the following statements is true?

A. The equation xn + 1 = 0 has exactly one real root. B. The equation xn + 1 = 0 has n + 1 roots. C. The equation xn + 1 = 0 has an odd number of nonreal roots. D. The equation xn + 1 = 0 has an even number of real roots.

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Find the derivative of the function. ?   ?

A.
B.
C.
D.

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