Which polynomial function has a leading coefficient of 1 and roots (7+) and (5 - with multiplicity 1? *f(X) = (x + 7)(x-1)(x + 5)(x + 1)

*f(x) = (x-7)(x-7)(x-5)(x + 1)

*f(x) = (x-7-7)x-(5+1)(x-(7+ 1)(x - 5 - ))

*f(x) = (x + 7 - ))x + 5+1)(x + (7 + 1)(x + (5-))

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?