Write the algebraic expression without parentheses.
(4x) + [(2x) + (-2x)]
A. 1
B. -3x
C. x
D. 5x
Answer: C
Mathematics
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Find an equation for the surface consisting of all points that are equidistant from the point (0,-2,0) and the plane y=2.
What will be an ideal response?
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Rewrite as a numeral.Two thousand and twenty-five hundred-thousandths
A. 2000.0000025 B. 2000.025 C. 0.2025 D. 2000.00025
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Multiply.
A. 
B. 
C. 
D. 
Mathematics
Find the second derivative of the function.
?
?
A. 
B. ?
C. ?
D. ?
Mathematics