Question

if [2x -3/x]=5, the value of [4x²-9/x²]

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Answer 1

Answer:

2x-3/x=5

2x²-5x-3=0

2x²+x-6x-3=0

x(2x+1)-3(2x-1)

(x-3)(2x+1)

x=3 or x=-1/2

put value of x (3) in 2nd eq.

4(3)²-9/(3)²

36-1

35 is your answer

please tell if it is wrong and if right mark me as brainliest

Answer 2

hi army. ...

have u remember be ????