Simplify the expression. Assume all variables represent positive real numbers.
+ 7
+ 4
A. 52
B. 12
C. 11
D. 51
Answer: A
Mathematics
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Provide an appropriate response.Find F '(x) if F(x) = 
dt.
A. 2x2
+ 
dt
B. 2x
+ 
dt
C. x
+ 
dt
D. 2x2
+ 
dt
Mathematics
Use the graph to determine whether the data represent direct variation, inverse variation, or neither.
A. Inverse B. Neither C. Direct
Mathematics
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = -3x + 7
A. linear, but not constant B. nonlinear C. linear, constant D. none of these
Mathematics
Simplify.
÷ 
A. 9
B. 
C. 
D. 
Mathematics