Find the domain of the composite function f ? g.f(x) = 
; g(x) = 2x + 10
A. {x 
B. {x 
C. {x 
D. {x 
Answer: D
Mathematics
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Find the derivative.r = 9 - ?3 cos ?
A. 
= 3?2 sin ?
B. 
= 3?2 sin ? - ?3 cos ?
C. 
= - 3?2 cos ? + ?3 sin ?
D. 
= 3?2 cos ? - ?3 sin ?
Mathematics
Provide an appropriate response.A factor is a number involved in multiplication.
A. True B. False
Mathematics
Reduce the rational expression to lowest terms.
A. a2c3
B. 
C. 
D. 
Mathematics
Solve the problem.Suppose an equation of the form 
has the solution 
in the interval 
. Find an expression for all solutions to the equation in the interval 
A. {a, ? - a} B. {a, 2? + a} C. {a, 2? - a} D. {a, ? + a}
Mathematics