Write the series using summation notation.310 + 410 + 510 + 610
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Multiply.8x(x2 + 4x + 7)
A. 8x3 + 4x2 + 56x B. 8x3 + 32x2 + 56x C. 8x3 + 32x2 + 7x D. 88x2
Mathematics
Find the common ratio for the geometric sequence.20, 10, 5, 2.5, 1.25, . . .
A. 0.5 B. -0.5 C. 1.25 D. 2
Mathematics
Supply the missing numbers. Round any decimal to the nearest thousandth and percent to the nearest tenth of a percent if necessary.fractiondecimalpercent
A. 0.046; 4.6% B. 0.046; 0.46% C. 0.166; 166% D. 0.166; 16.6%
Mathematics
Graph the linear inequality.y < -5x + 1
A. 
B. 
C. 
D. 
Mathematics