brooke1 brooke1

21-05-2014
Mathematics

contestada

expand and simplify the following expression: [tex](a-2b){3}[/tex]

Respuesta :

Аноним Аноним

07-07-2014

[tex](x-y)^3=x^3-3x^2y+3xy^2-y^3\\--------------------------\\(a-2b)^3=a^3-3a^2\cdot2b+3a\cdot(2b)^2-(2b)^3\\\\=a^3-6a^2b+12ab^2-8b^3[/tex]

Answer Link

Otras preguntas

The scientific term for a living thing is

What do ancient India and ancient Egypt have in common?

In which one of the following sentences could you best use a semicolon? A If you ask me Jerry is a tennis whiz. B When she is worried Lucille eats a lot. C Jerr

there ate 4 more oranges than apples in the fruit bowl, there ate 5 more apples than bananas. there are 2 bananas. how many of each type of fruit is in the b

What is a medial moraine, and how is it formed?

Why is gravity an example of scientific law?

which is equal to 52 tens a 52,010 , b 5,210, c 5,200 d 520

in ancient China, many aspects of life were ruled by the___ of Confucius.

what caused people of many different religious groups to settle in the middle colonies

Leo has a total of 45c. he has some dimes and pennies . How many different combinations of dimes and pennies could Leo have?make a table to solve.