Simplify the expression. Assume all variables represent positive real numbers.
? 
A. 10
B. 10
C. 5
D. 5
Answer: C
Mathematics
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Evaluate the integral.
A. ln
- ln 
+ C
B. 
ln
- 
ln
+ C
C. 
ln
- 
ln 
+ C
D. 
ln
+ 
ln
+ C
Mathematics
List the intercepts of the graph. 
A. (-3, 0) B. (3, 0) C. (0, 3) D. (0, -3)
Mathematics
Find the area of the triangle. Approximate values to the nearest tenth when appropriate.base = 26.5 cm, height = 20 cm
A. 265 cm2 B. 250 cm2 C. 200 cm2 D. 530 cm2
Mathematics
Solve the problem.Martha can rake the leaves in her yard in 2 hours. Her brother can do the job in 8 hours. How long will it take them to do the job working together?
A. 2
hr
B. 
hr
C. 1
hr
D. 
hr
Mathematics