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

-5x^2 (7x^2-3x^3)= I'm lost

When our neighbor was cheated by a scam artist, we all asked, “How could anyone be so ____?” Select the word with the most appropriate connotations to fill in t

With Gupta advancements in mathmatics and astronomy, which of the following discoveries were most important to future generations? Mark all that apply.1) Use of

what is the slope of a line that is perpendicular to y= 2

Willis bought a gallon of paint he painted a wall that is 9 feet high and 10 feet wide. Then he used the rest of the paint to paint 46 squate feet in the hall.

Whose epithet is the inspired bard

Will upvote if answered An ionic bond: is the attraction of two similarly charged ions is the attraction of two oppositely charged ions involves actual transfer

Hi! Help with this: What is the factored form of 6n4 – 24n3 + 18n?

Victoria, ¿conoces a la novia de José? Sí, yo ____ _________.

Which of these is a covalent compound? A. NO2 B. LiCl C. AlCl3 D. Na2S