Math, asked by ramkoti0001980, 4 months ago

1/f=(1.5-1)[1/(-30)-1/60]

Answers

Answered by gurjantbrar589

0

Answer:

(1.5-1)[1/(-30)-1/60]

Answered by shivanyakumari2501

0

Answer:

(1.5-1)[1/-30)-1/60]

(1.5-1)[-3/60]

0.5×-1/20

1/f= -1/40

f=-49

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