juliaytorres98 juliaytorres98

01-06-2017
Mathematics

contestada

What is the coefficient of x2 in the expansion of (x + 2)3?

Respuesta :

JunhaoZ JunhaoZ

01-06-2017

one way is that you can just factor it out: (x+2)(x+2)(x+2)
For the first pair, you get [tex]x^2+4x+4[/tex].
Then do [tex](x^2+4x+4)[/tex]*[tex](x+2)[/tex]
That will be [tex]x^3+6x^2+12x+8[/tex]
So the answer is 6

Answer Link

Otras preguntas

If there are multiple populations in the same area which population should have the highest density? Plz help me

How did the geography of Greece affect the location of cities

During Zach’s first visit of the year he incurred a $500 bill. Who pays this bill

What is nick carraway activities

keith and Edward are architects. over the years they've helped each other with projects. recently they decided to form a partnership. this interpersonal relati

Which of the following organs is responsible for removing nitrogenous waste by producing urea ? A. liver B. kidney C. small intestine D. urinary bladder

what is 62 times 160

recent research shows that girls are getting higher points than boys in the leaving certificate, why do you think that might be? Are you stereotyping when you a

You are asked to burn a gas using a Bunsen burner in order to boil water. Which f he following has no mass? A. Gas. B. Heat. C. Water. D. Water Vapor.

In what ways did scientists, engineers, corporate leaders, American workers, and the military come together in shaping the successes of the Manhattan Project?