Question

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Answer 1

Answer :

k = 2

For explaination , please refer to the attachment .

Answer 2

Answer:

Given:

g ( n )= 1+√x,

f(x)=x square +k and

f(g(x))=3+2√x+x

Step-by-step explanation:

put the value of ,

f(g(x))

=f(1+√x)

=(1+√x) square +k

=1+x2√x+k

=(1+k )+2√x+x

A to Q

f(g(x))=3+2√x+x

1+k+2√ x+x= 3+2√x+x

1+k = 3

k=3-1

k= 2

the value of k is 2.

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