6²-18

evaluate the expression when b=6

Step-by-step explanation:

And

And

So the answer to the equation is 18

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

hope i could someone! : )