Solve the equation. Round to the nearest thousandth.3e(4x - 4) = 18
A. {5.500}
B. {1.241}
C. {-0.552}
D. {1.448}
Answer: D
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In ?ABC,AB = 3", BC = 4" and AC = 6". In ?PQR, PR = 6 cm, RQ = 8 cm, and PQ = 12 cm. Then
(a) ?ABC ~ ?PQR. (b) ?ABC ~ ?QPR. (c) ?ABC ~ ?PRQ. (d) ?ABC ~ ?QRP. (e) Because one triangle is measured in inches and the other triangle is measured in centimeters, the corresponding sides are not proportional.
Solve the problem. Round to the nearest cent.How much should be deposited semiannually into a sinking fund over 5 years to accumulate $236,000 if the money earns 5% compounded semiannually?
A. $21,065.36 B. $14,167.08 C. $40,228.56 D. $20,586.28
Solve the problem.Scores on an English test are normally distributed with a mean of 31 and a standard deviation of 9. Find the 41st percentile.
A. 33.1 B. 25.7 C. 36.3 D. 28.9
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = 2x2 + 8x - 10
A. Increasing on (-2, ?); decreasing on (-?, -2) B. Increasing on (2, ?); decreasing on (-?, 2) C. Increasing on (8, ?); decreasing on (-?, 8) D. Increasing on (-4, ?); decreasing on (-?, -4)