Multiply. Assume that all variables represent non-negative real numbers.
(2
+ 4)
A. 4a + 2
B. 2a + 4
C. 8a + 6
D. 8
Answer: B
Mathematics
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Find the derivative of the function.
?
What will be an ideal response?
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Solve.Ted walks around a lake on a path that is 5
miles long. It takes him 4
hours to complete his walk. What is his average speed (in miles per hour)?
A. 1
miles per hour
B. 1
miles per hour
C. 2
miles per hour
D. 1
miles per hour
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Simplify.-| -20 | - | -25 - 2 |
A. -47 B. 47 C. -7 D. 7
Mathematics
Find the domain of the function h.h(x) = 
A. {x| x is a real number and x ? 0} B. {x| x is a real number and x ? 8 and x ? 4 and x ? -4} C. {x| x is a real number and x ? -8 and x ? 4 and x ? -4 and x ? 0} D. {x| x is a real number and x ? 4 and x ? -4}
Mathematics