Question

    if 3y-3/y=8 then find the value of y

    ² +1/y² 
    A 82/9 Correct Answer Incorrect Answer
    B 63/7 Correct Answer Incorrect Answer
    C 43/9 Correct Answer Incorrect Answer
    D 33/9 Correct Answer Incorrect Answer

    Solution

    3y-3/y=8 3(y-1/y) =8 y-1/y=8/3 both side squaring… (y-1/y) ² = (8/3) ²  y ² +1/y ² =(64/9)+2 y ² +1/y ² =82/9

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