Simplify the expression.
A. 
B. 4 ?
C. 6 ?
D. 
Answer: A
Mathematics
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Graph the equation and its tangent.Graph y = 4x2 and the tangent to the curve at the point whose x-coordinate is -2.
A. 
B. 
C. 
D. 
Mathematics
Find the limit.
x
A. -1 B. 0 C. 1 D. ?
Mathematics
Write the whole number in words.64,568,009
A. Sixty-four million, five hundred sixty-eight thousand, nine B. Sixty million, forty-five thousand, sixty-eight hundred and nine C. Sixty-million, five thousand sixty-eight hundred, nine D. Sixty-four million, five hundred thousand, sixty-eight hundred, nine
Mathematics
Simplify the expression. Assume all variables represent nonzero real numbers.(2a6b8)(-4a7b4)
A. -8a13b12 B. -8a42b8 C. 8a41b8 D. 8a13b13
Mathematics