Seudónimo Seudónimo

02-02-2018
Mathematics

contestada

What is the discriminant D of the equation?

n^2+2n−2=0

D= ___

Respuesta :

tynollette tynollette

02-02-2018

the discriminant of a quadratic function f(x)= ax²+bx+c is b²-4ac
in this case, D=2²-4*1*(-2)=12
D=12

Answer Link

Otras preguntas

"Sprite Zero is 100% sugar-free." Answer: Explanation:

Solve for x. 8 / 9 ( 54 x - 36 ) + 2 = - 3 / 4 (- 40 + 16 x ) + 90 x x =

80 meters - kilometers

What surveying tool did the Romans use to line up points in their road building? A.Groma B.Psychrometer C.Compass

They drink coffee.into interrogative

While arguing with a coworker, it is best to point out mistakes immediately so that you do not forget something later.

anyone know the answer?

Question 3 of 15, Step 1 of 1 1/15 Correct Which of the following sentences contains the strongest verb? Select the best answer. Answer A conservative think-tan

What does Hamlet vow at the conclusion of his "How all occasions do inform against me" soliloquy? He vows to recommit all of his thoughts and energies to reveng

NEED HELP FAST PLEASE