Answer:
6.0
Step-by-step explanation:
Answer:
D is correct option.
Step-by-step explanation:
We are given a function 
We need to find new function reflection of f(x) across the y-axis.
When function reflection across y-axis 

Therefore, 
New function, 

Thus, D is correct option.
Dan isn’t correct it’s either c or d
Answer:
Length= 28 inches
Step-by-step explanation:
Hope it helps!!!!