Rationalize the denominator and simplify. Assume all variables represent nonnegative real numbers.
A. 
B. 
C. 7
D. 32
Answer: A
You might also like to view...
Solve the problem.Find the work done by a force of 13i (newtons) in moving as object along a line from the origin to the point 
(distance in meters).
A. 91
joules
B. 91 joules
C. 13
joules
D. 64.35 joules
Find the gradient field of the function.f(x, y, z) = x10e5x + y7z5
A. ?f = (10 + 5x)x9e5xi + (x10e5x + 7y6z5)j + (x10e5x + 5y7z4)k B. ?f = (10 + 5x)x9e5xi + 7y6j + 5z4k C. ?f = (1 + x)x9e5xi + y6z5j + y7z4k D. ?f = (10 + 5x)x9e5xi + 7y6z5j + 5y7z4k
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 8csc x, y = 8
, 
? x ? 
A. 64?2 + 128? B. 8?2 - 64? C. 64?2 - 128? D. ?2 + 16?
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.x-2/5 ? x3/5
A. x6/5 B. x1/5 C. x5/6 D. x-1/5