Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
A. -1845
B. -63
C. -549
D. 72
Answer: C
Mathematics
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Determine the size of the matrix.
A. 4 × 2 B. 2 C. 2 × 4 D. 8
Mathematics
Substitute the given values for the variables and then solve the equation for the remaining variable. Round approximate results to the second decimal place.P = 2L + 2W; P = 20, W = 3
A. 17 B. 7 C. 8.5 D. 10
Mathematics
Solve the inequality.x3 + 3x2 - 28x > 0
A. (-?,-7) or (0, 4) B. (-7, 0) or (4, ?) C. (-7, ?) D. (-4, 0) or (7, ?)
Mathematics
Write the logarithmic equation as an exponential equation.ln 
= -1
A. e1/e = -1
B. e-1 = -e
C. e-1 = -1
D. e-1 = 
Mathematics