Answer:
The nonpermissible replacement of the variable y is -3
Step-by-step explanation:
The nonpermissible replacement of the variable in a certain expression is the value of the variable that will make the denominator of the expression zero.
The expression
has the denominator 
This denominator cannot be equal zero, thus,

Answer: B
Step-by-step explanation:
The line is curved which makes it a non-linear function.
Answer:
Hope this will help you and hope you understand my handwriting
Answer:
64
Step-by-step explanation:
2^2*2^4
4*16
=64
hope it helps