An expression that occurs in calculus is given. Write the expression as a single quotient in which only positive exponents and/or radicals appear.(x2 - 1)1/2 ? 
(2x + 5)1/2 ? 2 + (2x + 5)3/2 ? 
(x2 - 1)-1/2 ? 2x
A. (x2 - 1)1/2 (2x + 5)1/2(5x2 + 5x - 3)
B. 
C. (x2 - 1)1/2 (2x + 5)-1/2(5x2 + 5x - 3)
D. 
Answer: B
Mathematics
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Given f(x) and g(x), find all values of x for which f(x) = g(x).f(x) = x2 and g(x) = 5 - 8x
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