What equation of the circle would center (-3.2 , -2.1 ) and radius 4.3 ? ( fast please I will give u brainlest)

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Me. i can't figure out this question. give an explanation too. .