Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. {x | x ? 2}
B. all real numbers
C. {x| x ? 2}
D. 
Answer: D
Mathematics
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Write the English phrase as an algebraic expression. Let x represent the number. Simplify the expression, if possible.The quotient of 61 and a number
A. 61x
B. 
C. 61 - x
D. 
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Solve.Find the area between y = (x - 3) ex and the x-axis from x = 3 to x = 7.
A. 3e7 B. e7 + e3 C. 3e7 + e3 D. e7 - e3
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Solve.Let f(x) = 9x + 7 and g(x) = 4x2 + 9. Find f(5) + g(5) .
A. 145 B. 161 C. 154 D. 152
Mathematics
Graph the hyperbola.25x2 - 9y2 = 225
A. 
B. 
C. 
D. 
Mathematics