y^2+1/y^2 if, y-1/y=2
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✔✔heya here is ur answer ☺☺
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=>y-1/y = 2
=> y-1 = 2y
=> y-2y = 1
=> y = -1
substitute y = -1 in
=>y^2+1/y^2
=>(-1)^2 + 1/(-1)^2
=> 1 + 1/1
=> 2
THANK YOU☺
HOPE IT HELPS YOU ✌✌☺
___________________________
___________________________
=>y-1/y = 2
=> y-1 = 2y
=> y-2y = 1
=> y = -1
substitute y = -1 in
=>y^2+1/y^2
=>(-1)^2 + 1/(-1)^2
=> 1 + 1/1
=> 2
THANK YOU☺
HOPE IT HELPS YOU ✌✌☺
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