Solve the problem.A lot is in the shape of a right triangle. The shorter leg measures 90 m. The hypotenuse is 30 m longer than the length of the longer leg. How long is the longer leg?
A. 150 m
B. 180 m
C. 120 m
D. 90 m
Answer: C
Mathematics
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A. - 
- 
i
B. - 
+ 
i
C. 
- 
i
D. 
+ 
i
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 
B. 
C. 1 - sin 9
D. 1 + cos 9
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Simplify the expression. Assume that all variables are positive when they appear.
A. 8xy
B. 8xy
C. 5xy
D. 8xy
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Simplify. (Assume all variables are nonzero.)
6
A. 
B. 
C. 
D. 0
Mathematics