Use the vertical line test to determine if the graphs are functions.
A. Yes
B. No
Answer: B
Mathematics
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Find the indicated function value for the function.Evaluate f(x) = 
for f(0)
A. not a real number B. -3 C. 0 D. 3
Mathematics
Combine.(5x3 + 18x2 + 4) - (7x3 + 4x + 9)
A. -2x3 + 18x2 - 4x - 5 B. -2x3 + 18x2 - 4x + 13 C. -2x3 + 18x2 + 4x - 5 D. -2x3 + 14x2 - 5
Mathematics
Determine whether the following is a difference of squares.81x2 - 22y2
A. Yes B. No
Mathematics
Solve the equation f(x) = 0 analytically and then use the graph of y = f(x) to solve the inequalities f(x) < 0 and 
f(x) = 3ex - 2
A. 
; 
; 
B. 
; 
; 
C. 
; 
; 
D. 
; 
; 
Mathematics