Question

f −1=1, then find the value of 2+12

Answer 1

Answer:

14 is the answer

Step-by-step explanation:

i think i am correct

Answer 2

Answer:

Given f(x+1)=2x

2

−3x+1 ……..(1)

Now, to find f(x+2) let us

put (x+1) in place of 'x' in (1)

or, f(x+2)=2(x+1)

2

−3(x+1)+1

=2(x

2

+2x+1)−3(x+1)+1

=(2x

2

+x).