Add.-3 + 11 + (-15)
A. 23
B. -7
C. 29
D. -1
Answer: B
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (x + 3) sin x
A. 
(x + 3) sin x
B. cos x ln (x + 3) + 
C. (x + 3) sin x
D. sin x ln (x + 3)
Factor the polynomial completely.250k3m - 16m4
A. (10km - 4m2)(25k2 + 4m2) B. 2m(5k + 2m2)(25k2 - 10km + 4km2) C. 2m(5k - 2m)(25k2 + 10km + 4m2) D. 2m(125k - 2m)(k2 + 10km + 4m2)
Use scientific notation to solve the problem.The earth is approximately 9.29 × 107 miles from the sun. 
× 103 m, what is this distance in meters?
A. 1.50 × 1010 m B. 5.7 × 10-10 m C. 5.7 × 1010 m D. 1.50 × 1011 m
Find the ratio of net income after taxes to average owner's equity. Round to the nearest tenth of a percent.Owner's equity at beginning of year: $558,000. Owner's equity at end of year: $1,704,000. Net income after taxes: $126,500.
A. 7.4% B. 22.7% C. 22.8% D. 11.2%