Hibesalondi Hibesalondi

15-05-2016
Mathematics

contestada

The volume of a rectangular box is (x3 - 7x2 - 9x + 63) cubic units. Determine the dimensions of the rectangular box by factoring the volume expression completely.

Respuesta :

andyboy88 andyboy88

17-05-2016

x3 - 7x2 - 9x + 63
= x2(x - 7) - 9(x - 7)
= (x2 - 9)(x - 7)
= (x - 3)(x + 3)(x-7)

Therefore the dimensions are: 3 cm x 3 cm x 7 cm

Answer Link

Otras preguntas

A forerunner of the Declaration of Independence was (A) the Proclamation of Rebellion (B) Lee’s Resolution (C) Suffolk Resolves (D) Declaration of Rights and Gr

what are the 3 requirements listed for members of the senate

what is 3(g-7)=2(10+g)

An air mass entering Alaska from the northern Pacific Ocean would most likely be labeled on a weather map as(1) cP (3) mP(2) cT

A circular logo is enlarged to fit the lid of a jar. The new diameter is 50 per cent larger than the original. By what percentage has the area of the logo incre

What are the pH changes in the stomach before and after taking an antacid tablet?

what is 3(g-7)=2(10+g)

A forerunner of the Declaration of Independence was (A) the Proclamation of Rebellion (B) Lee’s Resolution (C) Suffolk Resolves (D) Declaration of Rights and Gr

what is 3(g-7)=2(10+g)

Solve for x. - 3x + 8y = 5 6x - 2y =10