3 years ago

Given that 1/f = 1/u + 1/v , express u in terms of v and f

1 answer:

5 0

Answer:

u = fv/(v - f)

Step-by-step explanation:

1/f = 1/u + 1/v

1/u = 1/f - 1/v = v/fv - f/fv = (v-f)/fv

1/u = (v-f)/fv

u = fv/(v - f)

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