Provide an appropriate response.A carpenter can install seven doors in five hours. How long will it take him to install 12 doors? Round to the nearest hundredth hour.

Fill in the blank(s) with the appropriate word(s).


8.57 h

Mathematics

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Change the logarithmic expression to an equivalent expression involving an exponent.log4 x = 2 

A. 24 = x B. 42 = x C. x2 = 4 D. 4x = 2

Mathematics

Find functions f and g so that h(x) = (f ? g)(x).h(x) = (5x + 9)2

A. f(x) = 5x + 9, g(x) = x2 B. f(x) = 5x2, g(x) = x + 9 C. f(x) = x2, g(x) = 5x + 9 D. f(x) = (5x)2, g(x) = 9

Mathematics

Write an equivalent expression. Use an associative law.(2 + u) + v

A.  v + (2 + u) B.  (2 + v) + u C.  2 + (u + v) D.  (u + 2) + v

Mathematics

List the elements from the given set that are rational numbers.

Mathematics