Seudónimo Seudónimo
  • 03-04-2020
  • Mathematics
contestada

How many solutions does this quadratic equation have ? y=x^2-8x-20

Respuesta :

Officialalehpeter
Officialalehpeter Officialalehpeter
  • 03-04-2020

Answer: y=x+2 or x-10

Step-by-step explanation:

Y=x2-8x-20

Quadratic equation

Variables of -20 that will give -8 are

-10 &+2

Substitute into the equation

Y=x2-10x+2x-20

Y=x(x-10)+2(x-10)

Y=(x+2)(x-10)

The two equations are

Y=x+2 or

Y=x-10

Answer Link

Otras preguntas

A(n) __________ is a larger work segment comprised of several tasks that are performed by individuals.
How much heat in joules will it take to raise the temperature of a 100. 0 g piece of copper from 18°c to 35°c? the specific heat capacity of copper is 0. 385 j
(2x+1)/(x²-3) simplified
What seems to be polonius' opinion of hamlet, as evidenced in his advice for ophelia?
The state lottery board is examining the machine that randomly picks the lottery numbers. On each trial, the machine outputs a ball with one of the digits 0 thr
a simle arrangement by means of which emf are compared is known as
A sugar crystal contains approximately 1. 9×1017 sucrose (c12h22o11c12h22o11) molecules. part a what is its mass in mgmg ? express your ans
Which statement is the best example of nonscience? A. Selective breeding and genetic modification produce wheat grains with higher protein content. B. Stalks of
The teacher would like to encourage students to use their frayer models to incorporate more vocabulary words into their daily writing journals. the teacher coul
What is mommy’s reaction to the children leaving for el otro lado