Solve the equation.
= -5
A. {
, 1}
B. 
C. {- 
, - 1}
D. ?
Answer: D
Mathematics
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Factor out the greatest common factor. Simplify the factors, if possible.4x3 + 20x
A. 4x(x2 + 5x) B. 4x(x2 + 5) C. 4x(x2 + 16x) D. 4x2(x + 5)
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Decide whether the ordered pair is a solution of the given system.(-4, -2)x + y = 2x - y = 6
A. Yes B. No
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Write the equation of the axis of symmetry.f(x) = 2x2 - 20x + 53
A. x = 5 B. x = -3 C. x = -5 D. x = 3
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Use the leading-term test to match the function with the correct graph.f(x) = 
x2 - 6
A. 
B. 
C. 
D. 
Mathematics