Math, asked by kritibudhrain, 6 months ago

if 1/a,1/b,1/c are in ap show that b=2ac /a+c​

Answers

Answered by Anonymous
2

Answer:

Step-by-step explanation:

1/a,1/b,1/c are in ap

so 1/b-1/a=1/c-1/b

2/b=1/a+1/c

2/b=(a+c)/ac

b/2=ac/(a+c)

b=2ac/(a+c)

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