joselyn84 joselyn84

03-07-2018
Mathematics

contestada

find the product
(a+4b)(2a-b)

Respuesta :

choixongdong choixongdong

03-07-2018

(a+4b)(2a-b)

Using FOIL

= 2a^2 -ab + 8ab - 4b^2
= 2a^2 + 7ab - 4b^2

hope it helps

Answer Link

Otras preguntas

Faber says, "We are living in a time when flowers are trying to live on flowers, instead of growing on good rain and black loam. Even fireworks, for all their p

A historian claims that a cannonball fired at a castle wall would melt on impact with the wall. Let's examine this claim. Assume that the kinetic energy of the

Two otherwise identical, small conducting spheres have charges +7.0 µC and −3.0 µC. When placed a distance r apart, each experiences an attractive force of 3.7

Give at least 3 reasons why viruses are considered non-living and therefore NOT classified into the Linnaean system of life.

A technical machinist is asked to build a cubical steel tank that will hold 60L of water.Calculate in meters the smallest possible inside length of the tank. Ro

Need help with this question

What is the quadratic function that is created with roots -10 and -6 and a vertex at (-8, -8)?

PLEASE ANSWER These two birds both chirp a song in the morning. Compare and contrast the waves properties (wavelength, amplitude, frequency). You should also d

A coin bank containing only dimes and quarters has 34 more dimes than quarters. The total value of the coins is $9. How many quarters and dimes are in the coin

Using rules of inference, show that the hypothesis below conclude with b. Give the reason for each step as you show that b in concluded. Each reason should be t