kellyali22 kellyali22

23-07-2020
Mathematics

contestada

What is the equivalent expression of 8x3 - 8?

Relax

Respuesta :

23-07-2020

Step-by-step explanation:

[tex]8x^3-8=2^3x^3-2^3=(2x)^3-2^3\\\\\text{Use}\ a^3-b^3=(a-b)(a^2+ab+b^2)\\\\=(2x-2)\bigg((2x)^2+(2x)(2)+2^2\bigg)\\\\=(2x-2)(4x^2+4x+4)\\=2(x-1)(4x^2+4x+4)\\=4(2x-2)(x^2+x+1)\\=8(x-1)(x^2+x+1)[/tex]

Answer Link

Otras preguntas

The parallels of latitude that lie between about 23o N and S are known as the

what is a small portion of west africa called

How far does a sailboat travel on a 3.5 cruise it is avenge spent is 18.6 mph?a. 6.51b. 14.88c. 54.1d. 65.1

I’m confused because I don’t know what I would put for “What scale factor takes the original polygon to its smaller copy”.

Click on the length of the pencil.

What is dorothea dix school of thought?

John is buying pots for the plants in his garden. The small pots are priced at m dollars each. He has already spent b dollars on the big pots. The following exp

What quality of an image is determined by the resolution? size clarity color contrast

5 An arithmetic progression has a second term of -14 and a sum to 21 terms of 84. Find the first term and the 21st term of this progression.

The graph of y=g(x) is shown. Translate it to get the graph of y=g(x-3)