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

Three and three fifths plus one and seven tenths

What type of radiation occurs in large dosages in a short amount of time?

204 base 5 + 243 base 5 -21 base5

How did colonialism Impact and contribute India Present public health system

A 7-gallon jug of water costs $22.40. What is the price per pint?

A triangle has a base of 4 inches and height of 6 inches. What is the area of the triangle? 10 in2 12 in2 20 in2 24 in2

Is lisa has 100 cookies and 3 are gone how many were there be?

The product of any number and zero is zero ????

The standardized IQ test is described as a normal distribution with 100 as the mean score and a 15-point standard deviation. 2. What is the Z score for a score

What was a religious icon?