The (r + 1)st term of the expression (a + b)n, 0 ? r ? n, is given by 
an - rbr. Find the specified term.The 8th term of (3x + 2y)12.
A. 8,211,456x7y5
B. 12,317,184x5y8
C. 12,317,184x7y5
D. 24,634,368x5y7
Answer: D
Mathematics
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Use a calculator to perform the indicated operation.16.4 ÷ 0.4(0.3) + (1.7)2
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A. No B. Yes
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