04-07-2017
Mathematics

contestada

How do you factor 2r^2 + 5r +3

Respuesta :

apologiabiology apologiabiology

04-07-2017

magic and experience and trial and error
use ac method
2 times 3=6
what 2 numbers multiply to get 6 and add to get 5?, 2 and 3
split the middle number into those

2r²+2r+3r+3
group
(2r²+2r)+(3r+3)
factor
2r(r+1)+3(r+1)
undistribute
(r+1)(2r+3)

Answer Link

Otras preguntas

Reading actively is important because it A. helps you understand the text B. keeps your blood flowing C. makes you seem more intelligent D. can teach you a

What transformation transforms (p, q) to (q,p)

plums are priced at 3 for 35p how many can be bought for $2.10

An ant looks up to the top of a tree with an angle of elevation of angle of elevation is 38 degrees. If the ant is 43 feet from the base of the tree, what is th

A metal plate is connected by a conductor to a ground through a switch. The switch is initially closed. A charge of +Q is brought close to the plate without tou

Lines m and n intersect at point T, M<1 = X-2, and m<2 =2x-5. What is the measurment of 1

How do you rearrange the equation (2x) /(4pi) +((1-x) /2) =0 to solve for x?

h(t)=cot t , itervals given, π/4,3π/4

Which property is best to use when determining the strength of an ionic bond in a solid?

why is it important to set performance goals instead of outcome goals?