lekikster lekikster

04-06-2018
Mathematics

contestada

How do I expand the binomial (4x-2y)^4?

Respuesta :

04-06-2018

Hi,
[tex](a+b)^4=a^4+4a^3b+6a^2b^2+4ab^3+b^4\\\\ (4x-2y)^4=2^4(2x-y)^4\\ =16((2x)^4+4*(2x)^3*(-y)+6(2x)^2*(-y)^2+4(2x)*(-y)^3+(-y)^4)\\ =16*(16x^4-32x^3y+24x^2y^2-8xy^3+y^4)\\\\ =256x^4-512x^3y+384x^2 y^2-128xy^3+16y^4[/tex]

Answer Link

Otras preguntas

type O, while the blood type of Mr. Johnson has Type A blood. The lawyer claims that Mr. Johnson cannot be the father of a child with Type O blood. Is the attor

what volume of 10M stock solution of HCL is needed to make 500 ml of .100 M solution for an experiment ?

A model of a famous statue is 2 1/2 inches tall the actual statue is six and two thirds feet tall what is the ratio of the height of the model to the height of

The proposition that stated that slavery should be prohibited from all lands that could be acquired from Mexico was _____________ . a. The Compromise of 1850 c.

If you ever get caught in a rip current, you should swim A. against the rip current. B. parallel to the shoreline. C. with the rip current. D. toward the shorel

the RATIO of floor seats to balcony seats in a theaters is 20:1. does this theater have more floor seats or more balcony seats? how do you know? SHOW WORK! PLEA

The location of a post office is marked at (2,2) on a coordinate grid. Which point is about 18 units from the location of the post office? L(-12,9) M(12,9) N(1

What was the controversy surrounding the creation of the Transportation Safety Administration? The agency was not monitoring airport security carefully enough a

The Colorado River is 1,450 miles long. This is 752 miles shorter than the Mississippi River. Write an equation that describes this relationship.

I need to write the number 36 in expanded form