Graph the polynomial function. f(x) = x4 - 4x2

A.

B.

C.

D.


Answer: A

Mathematics

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Solve the equation using the quadratic formula.2x2 = -8x - 7

A.  
B.  
C.  
D.  

Mathematics

Graph the inequality. +  ? 1

A.

B.

C.

D.

Mathematics

Perform the indicated operation. - 

A. - 
B. - 
C.
D.

Mathematics

Find the inverse of the function.f(x) = x2 - 2, x ? 0

A. f-1(x) = 
B. f-1(x) = x2 + 2
C. f-1(x) = - 
D. f-1(x) = - 

Mathematics