Evaluate the integral.
A. ln
- ln
- 5 tan-1(sin t) + C
B. -ln
+ 
ln
+ C
C. -ln
+ 
ln
- 3 tan-1 t + C
D. -ln
+ 
ln
- 3 tan-1(sin t) + C
Answer: D
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (x + 9)x
A. x ln(x + 9)
B. ln(x + 9) + 
C. x + (9)x-1
D. (x + 9)x
Classify the triangle as equilateral, isosceles, or scalene. Then classify it as right, obtuse, or acute.
A. Scalene; right B. Scalene; acute C. Equilateral; acute D. Isosceles; obtuse
Solve the variation problem.The weight of a liquid varies directly as its volume. If the weight of the liquid in a cubical container 4 cm on a side is 128 g, find the weight of the liquid in a cubical container 5 cm on a side.
A. 250 g B. 10 g C. 105 g D. 125 g
The graph of the polynomial f(x) is shown in the figure. Estimate the zeros and state whether their multiplicities are odd or even.
A. -2 (odd), 0 (even) B. -2 (even), 0 (odd) C. -2 (even), 0 (even) D. -2 (odd), 0 (odd)