Evaluate 8 + w/4 when w = 16 (please help_

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42