jordananthony18 jordananthony18

21-07-2016
Mathematics

contestada

What is 125x^9 + 64y^12 written as a sum of cubes

Respuesta :

21-07-2016

Use the formula:
a^3 + b^3 = (a + b)(a^2 - ab + b^2)

[tex]125x^9 + 64y^{12}\\\\=(5x^3)^3 + (4y^4)^3\\\\=(5x^3 + 4y^4)[(5x^3)^2 - (5x^3)(4y^4) + (4y^4)^2]\\\\=\boxed{\bf{(5x^3 + 4y^4)(25x^6 - 20x^3y^4+16y^8)}}[/tex]

Answer Link

Otras preguntas

What might be a clue that a person or organization has a motive that could cause information on their website to become suspect? question 10 options: the websit

When can billers and coders be held personally responsible under the law for billing issues

List three ways in which random numbers may be generated for use in a simulation.

A charge of 6.7 x 10 coulombs is located at a point where its potential energy is 5.6 x 10-12 joules. What is the electric potential at that point?

Explain why swift says he is "not in the least pain upon that matter," of the "vast number of poor people, who are aged, diseased, or maimed." include in your a

What experiment did Charles Darwin conduct

Where are the vast majority of emerging economies found?

Read the passage. How soon hath Time, the subtle thief of youth, Stolen on his wing my three and twentieth year! My hasting days fly on with full c

Your family plans on putting a pool in your backyard. The pool and deck around it measure 60 ft x 50 ft. One side of the pool measures 30 ft. How many square f

What is the name of the song title that starts with amazing grace has always been my song of praise?