Question

Solving a function

Answer 1

for (a-1)

Answer 2

that is, f(a-1)

Answer 3

Is this right?

Answer 4

f(a-1) means to find the value of the function when x = a-1; so just substitute a-1 for x and you are done!

Answer 5

so is the screenshot right?

Answer 6

yup,

but its not solving. its called evaluating a function at x = a-1

Answer 7

and u could simplify it a bit also.. :)

Answer 8

yes ,the screen shot is right @AmTran_Bus