bewellplus.gsu.edu
Tyjanae Tyjanae
  • 23-07-2015
  • Mathematics
Answered

Find the product mentally.


(2j + 7)(2j - 7)


A: 4j2 + 49

B: 4j2 - 49

C: 2j2 - 28j - 49

Verified Answer :

Anonymous Anonymous
  • 23-07-2015

(2j+7)(2j−7)

=(2j+7)(2j+−7)

=(2j)(2j)+(2j)(−7)+(7)(2j)+(7)(−7)

=4j2−14j+14j−49

=4j2−49

Answer Link
averyverydumbguy
averyverydumbguy averyverydumbguy
  • 10-07-2019

Answer:

B

Step-by-step explanation:

2j2j=4j^2

7-7=-49

Answer Link

Related Questions

how would you classify the relationship between the age of people on the number of books they read
Where do people stay and what do they do in Antarctica
How would you turn a computer technician charges 75 for a consultation plus 35 per hour in slope intercept form
Which describes the reasons for choosing George Washington to lead the Continental Army A author of several books on military tactics reputation for winning bat
How to find the area of a capital L shaped shape
which best describes discretionary spending
A French general who crowned himself emperor of France in 1804
Which type of transport is responsible for oxygen entering into blood cells A Passive B Active C Vesicle D Facilitate
students in Carlos art class painted 32 square tiles for mosiac They will arrange the tiles to make a rectangle can the rectangle have 32 tiles arranged into 3
Add 2 protons to carbon what element do you create