(x/2)+(4/(x+1)) = 2 হলে, x এর মান কত -

A 1

B 3

C 6

D 4

Solution

Correct Answer: Option B

x/3 + 4/x+1 = 2
=> x²+x+12/3(x+1) = 2
=> x²+x+12 = 6x + 6
=> x²+x+12 - 6x - 6 = 0
=>x²- 5x + 6 = 0
=> x² - 3x - 2x + 6 = 0
=> x(x-3) -2(x-3) = 0
=> (x-3) (x-2) = 0
=> x = 2, 3

Solution

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