Find the integral.
A. -3 sin e-x + C
B. 3 sin e-x + C
C. 3e-x sin e-x + C
D. - 
sin e-x + C
Answer: A
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Solve the triangle. 
A. c = 4.75, A = 32.1°, B = 52.9° B. c = 2.75, A =52.9°, B = 32.1° C. c = 3.75, A = 52.9°, B = 32.1° D. c = 3.75, A = 32.1°, B = 52.9°
Find the x-intercept and y-intercept for each equation. If an intercept does not exist, say so.-2x - 10y = 10
A. x-intercept: (5, 0) y-intercept: (0, -1) B. x-intercept: (-1, 0) y-intercept: (0, -5) C. x-intercept: (-5, 0) y-intercept: (0, -1) D. x-intercept: (1, 0) y-intercept: (0, 5)
Find the first year's depreciation using the MACRS method of depreciation and the MACRS depreciation rates table. Round to the nearest dollar.MACRS Depreciation Rates 
Cost:$33,900Recovery period:5 years
A. $6780 B. $4844 C. $10,848 D. $11,299
Use the given zero to find the remaining zeros of the function.f(x) = x5 - 10x4 + 42x3 -124 x2 + 297x - 306 ; zero: 3i
A. 2, -3i, -4 - i, -4 + i B. -2, -3i, -4 - i, -4 + i C. -2, -3i, 4 - i, 4 + i D. 2, -3i, 4 - i, 4 + i