What is the value of the discriminant for the quadratic equation –3 = –x2 + 2x?

discriminant = b2 – 4ac

a. –8
b. 4
c. 8
d. 16

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5