Computer Science, asked by shreyapatil1, 1 year ago

give answer this question!!!

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Answered by myankagrawal123

4

user here is u r answer@

1/f /1/f' = u-1 ×2/r×u/u-1=2
.
f,'/f =2 f'=2f.

kk

Answered by limelight1726

6

heya mate

The answer of ur question is In pic

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