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Find the value of Y in the given below question: Where,


2019-09-09 | Team PendulumEdu

If x1x=7 then the value of Y=(7x27)(3x2+7x3) is

Options:

A. 2/5

B. 7/4

C. 3

D. 9/2

Solution:

Consider the expression given  in the question and simplify it, we get

=(7x27)(3x2+7x3)

=7x(x1x)x(3x+73x)

=7x(x1x)x(3(x1x)+7)

Substituting the given value of (x1x) in the simplified expression, we get

\(=\frac{(7\times 7)}{(3\times

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