Find the product using the formula for multiplying the sum and difference of two terms. Check the answer using the FOIL method.
A. x2 - 16
B. x2 + 16x - 7
C. x2 - 16x - 7
D. x2 - 
Answer: D
Mathematics
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.4 B. 5 C. 0.1 D. 0.2
Mathematics
Simplify the given expression.
-1/2
A. 
B. - 
C. 11
D. - 
Mathematics
Solve using the substitution method. Use a graphing calculator to check your answer. x + 5y = 0x - 5y = 20
A. (10, 2) B. (5, -1) C. (10, -2) D. (-2, 10)
Mathematics
?Find the volume of the solid generated by revolving the region bounded by the graphs of the equations 
, 
and 
style="vertical-align:middle;" /> about the line 
.
?
A. ?
B. ?
C. ?
D. ?
Mathematics