13-01-2017
Mathematics

contestada

Quadratic equations: Factoring

Quadratic equations Factoring class=

Respuesta :

apologiabiology apologiabiology

13-01-2017

remember
if ab=0, then assume that a and b equal 0

factor out common term
comon term in 6x^2 and 15x is 3x
3x(2x)+3x(5)=0
3x(2x+5)=0
set each to zero
3x=0
x=0

2x+5=0
2x=-5
x=-5/2

x=-5/2 and 0

Answer Link

Otras preguntas

What processes and patterns caused many people to settle in american cities in the late 1800s? how did people adress the new chanllenges of urabn society?

In anxiety disorders, the dominant moods are

Where no specific standards apply to a workplace situation, employers must follow the ____________.

Approval by the general council was not required for any tax that would E.fund the building of roadways. F.pay for schools. G.support the general council. H.ra

Identify the corresponding word problem given the equation: x + 12.50 = 55.75 A) For mowing the neighbor's yard, Jessy was paid $12.50. If he now has $55.75,

What happens when a nuclear power accident occurs

Simplify the expression 15+(x+9)+3

What is the approximate length of the diameter,d?

Which hazard generated by earthquakes can be destructive many hundreds of kilometers away from the epicenter?

A company named eyedetect has developed an eye tracking tool that could help detect what behavior