Find the product and write the answer in simplest form. Assume variables represent nonnegative values.
? 
A. 7m7
B. 7m9
C. 7m8
D. 14m5
Answer: C
Mathematics
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Multiply.7x(9x - 10)
A. 63x2 - 10x B. 63x2 - 70x C. 9x2 - 70x D. -7x2
Mathematics
Find the surface area of the surface S.S is the portion of the paraboloid z = 16 - x2 - y2 that lies above the ring 1 ? x2 + y2 ? 9 in the 
A. 
[37
- 5
]
B. 
[37
- 5
]
C. 
[37
- 5
]
D. 
[37
- 5
]
Mathematics
Simplify the expression.5log5 11
A. 11 B. 55 C. log5 11 D. 5
Mathematics
Solve the equation.
= -16
A. No solution
B. -16
C. 
D. 16
Mathematics