Hey there!!
Given :

Find f ( 7.5 )
Now, we will need to substitute the value of 7.5 in place of x



Hope my answer helps!
Answer:
8.06
Step-by-step explanation:
a^2 + b^2 = c^2
4^2 + 7^2 = c^2
16 + 49 = c^2
65= c^2
Find the square root of 65
8.06
Answer:
3 less than or equal to x less than or equal to 13
3 ≤ x ≤ 13
Step-by-step explanation:
Answer: Output = 8 − Input
Step-by-step explanation:
do 8 - each input value and you will get the output value