Write the rational number in lowest terms.
A. -30
B. - 
C. 20
D. -20
Answer: D
Mathematics
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Determine if the expression is a polynomial. If so, state the number of terms in the polynomial and give its degree.1
A. Yes; 1; 1 B. No C. Yes; 0; 1 D. Yes; 1; 0
Mathematics
Sketch the indicated graph.As an airplane passes near a radio tower, the strength of the signal it receives is described by the equation 
, 0.
Sketch the graph.
A. 
B. 
C. 
D. 
Mathematics
Find the local extrema of the function, if they exist.f(x) = 
A. No local extrema exist
B. Local maximum at 
; Local minimum at 
C. Local maximum at (0, 2); Local minimum at 
D. Local minimum at 
; Local maximum at 
Mathematics
Solve the problem.A recipe calls for 1 
cups of sugar for 20 brownies. How much of sugar is needed to make 8 brownies?
A. 
c
B. 9
c
C. 
c
D. 3 c
Mathematics