Which equation represents the function?

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12