Factor completely. If the polynomial cannot be factored, say it is prime.x2 + 7x + 3x + 21
A. prime
B. (x - 7)(x + 3)
C. (x - 7)(x - 3)
D. (x + 7)(x + 3)
Answer: D
Mathematics
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Subtract.31 - (-47)
A. -78 B. 16 C. -16 D. 78
Mathematics
Find the amount of each payment needed to accumulate the indicated amount in a sinking fund. Round to the nearest cent.
$9800, money earns 5% compounded annually, 8 years
A. $1063.59 B. $1026.26 C. $1203.64 D. $990.19
Mathematics
Use common logarithms or natural logarithms and a calculator to evaluate to four decimal placeslog2 3
A. -1.5850 B. 3.1700 C. 0.6309 D. 1.5850
Mathematics
Divide.8.1 ÷ 0.9
A. 90 B. 72 C. 9 D. 7.2
Mathematics