Given f(x) and g(x), find the composition.f(x) = ; g(x) = 5 - x,Find (f ? g)(x).

A. (f ? g)(x) = 5
B. (f ? g)(x) = 
C. (f ? g)(x) = 5 - 
D. (f ? g)(x) = 


Answer: D

Mathematics

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Write an equation using the variable x to represent any unknown quantity. Do not solve the equation.A weatherman reports that since 6:00 am this morning the temperature has dropped by  to the current temperature of   Write an equation for which the solution is the temperature at 6:00 am.

A. x + 12 = 40 B. x - 12 = 40 C. x + 40 = 12 D. x - 40 = 12

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Find the equation of the hyperbola satisfying the given conditions.Foci at (- , 0) and (, 0); asymptote y = - x

A.  -  = 1
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C.  -  = 1
D.  -  = 1

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Solve using the multiplication principle.27 = -3k

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