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

Will bought a package of 24 juice bottles for $7.44. Which equation relates the cost, c, of a package of juice bottles to the number of bottles, b, in the packa

Which type of intelligence allows people to use their vision to develop mental images?

At the height of the vietnam war, the united states stationed approximately how many troops in vietnam?

Which of the following is a run-on sentence?

[tex]Let \: \: f(x)= [ \dfrac{ \sin(x) }{x} ] + [ \dfrac{ 2\sin(2x) }{x} ] + \: ... \: [ \dfrac{ 10\sin(10x) }{x} ] \\ \\ Where \: [y] \: is \: the \: largest \

What is the density of a liquid that has a volume of 20.0 ml and a mass of 330 grams?

A patient in a hospital has been diagnosed with malaria, which is a disease transmitted through mosquito bites. Jamie has an itchy, red bump where she was bit

can someone help me please

PLEASE HELP!! What was the 90-day wage and price freeze? A) a temporary freeze on wages, prices, and rents B) a sale to help the economy C) a

WHAT ARE FILLED WITH ENZYMES THAT CAN BREAK DOWN SUBSTANCES IN CELLS TO BE USED LATER?