The function and the first value stated for x are confusing.
Doing some research, I found that the problem is to evaluate the function
for x = - 1 and x 2.
The solution is:
1) For x = - 1
2) For x = 2
90 cm because ................................
I think it is 4 out of 5 but i dont know the number to the nearest thousanths
but i hope this helps