Simplify.[31 - (4 + 6) ÷ 2] - [1 + 6 ÷ 3]
A. 30
B. 18
C. 23
D. 20
Answer: C
Mathematics
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Simplify.5[(7 + 6? 72) - 8( 8 - 1)]
A. 1785 B. 1440 C. 1180 D. 1225
Mathematics
Determine whether the polynomial is a perfect square trinomial, a difference of squares, or neither.9x3 - 100y3
A. Perfect square trinomial B. Neither C. Difference of squares
Mathematics
Add. Write a mixed numeral for the answer.3
A. 4
B. 5
C. 5
D. 4
Mathematics
Write a set of parametric equations for the surface of revolution obtained by revolving the graph of the function about the given axis.
?
, 
x-axis
?
A. ?
, 
, 
, 
, 
B. ??
,
,
,
,
C. ??
,
,
,
,
D. ??
,
,
,
,
E. ??
,
,
,
,
Mathematics