Question

find (fog) (x) given that f(x) =√x and g(x) =x²-2x+1​

Answer 1

Answer:

muje nhi aata khud ka3rd le doubtnut se

Answer 2

Step-by-step explanation:

Given that:-

f(x)=√x

g(x)=x²-2x+1

Now, (fog)(x)=f(g(x)

=>(fog)(x)=f(x²-2x+1)

=>(fog)(x)=√(x²-2x+1)

=>(fog)(x)=√{(x)²-2x(1)+(1)²}

=>(fog)(x)=√(x-1)²

=>(fog)(x)=(x-1)

Therefore, fog)(x)=(x-1)