Question

A) Simplify the expression a + a/a-1
b) Find its value at a = 0.1. In response, write down the number obtained.​

Answer 1

hey mate

simplify

= a +. a /(a-1)

= (a^2 - a +a)/ (a-1)

=a^2/(a-1)

now,put value of a=0.1,we get

= (0.1)^2/(0.1-1)

= 0.01/(-0.9)

= - 1/90

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