kateandoreos kateandoreos

18-03-2016
Mathematics

contestada

What is 7x squared+2x=0 by factoring quadratic equations?

Respuesta :

zerofrancisco zerofrancisco

18-03-2016

lets solve the quadratic equation:
7x^2 + 2x = 0
(x)(7x + 2) = 0
therefore, for this equation to hold we need, either one of these conditions:
x = 0
or
7x + 2 = 0
from where:
7x = -2
x = -2/7
then, we have two solutions for the equation as expected being quadratic.

Answer Link

Otras preguntas

Miguel's teacher asks him to color 4/8 of his grid. he must use 3 colors; red blue and green. There must be more green sections that red sections. How can Migue

3 names for a square

what are 3 names for a rectangle

starting time 6:57 pm elapsed time 47 minutes

If Chelsea walks 1/2 mile in 1/4 hour how far does she walk per hour ?

complete the following: Given: 8x-5=2x+1 and you have to prove x=1

Is butter melted in a pan a endothermic or exothermic change

A Digital clock is gaining three minutes every hour.If you set it to the correct time at 6pm on Saturday,when will it show the correct time again ?

what are 3 names for a rectangle

Lisa is on a trip of 2,792 miles. She has already traveled 146 miles. She has 6 days left in her trip. How many miles does she need to travel each day to comple