Bloxxer Bloxxer

16-01-2019
Mathematics

contestada

For the equation (2x - 2) (4x +4)
I got 8x² -8
Can you explain why this is correct or incorrect?

Respuesta :

mathecoach mathecoach

16-01-2019

Answer:

(2x - 2) (4x +4)

= 2x*4x + 2x*4 - 2*4x - 2*4

= 8x^2 + 8x - 8x - 8

= 8x^2 - 8

Your answer is correct. Great.

Answer Link

Otras preguntas

Suppose that Ramos contributes $5500/year into a traditional IRA earning interest at the rate of 3%/year compounded annually, every year after age 37 until his

CambiarRecording Activity Microphone Audio instructor graded InstructionsClick each item to hear a command and record yourself changing it to a negative command

how many moles are in 23.4g

Factor using special products 9/16 a2−2ab+ 16/9 b2

Mr. and Mrs. Frank are planning to conceive a child and are interested in receiving genetic counseling because of their ages and a history of cystic fibrosis on

Please I need help with this

You are standing 400ft away from a building that is 850ft tall. Find the angle of elevation from where you’re standing to the top of the building?

Please answer this correctly

Find the vertex of the function given below. y= x2 - 4x+1 A. (1,5) B. (2,-3) C. (-2, 13) D. (4,1)

PlEASE HELP ME!! Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). A company manufactures 2,000