Which of the following is not a quadratic function

option B

Step-by-step explanation:

because quadratic equation means x^2+ or -ax+ or-b

d is the answer

step-by-step explanation:

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!