Bufjasmineid Bufjasmineid

Mathematics

Answered

What is a simpler form of the following expressions?
(j + 7)(j - 7)

a. j² +14j - 49
b. j² - 14j - 49
c. j² + 14j - 49
d. j²- 49

Sagot :

Nellz01id Nellz01id

j x j = j^2
j x -7 = -7j
7 x -7 = -49
j x 7 = 7j
j^2 - 7j + 7j - 49 = D = j^2 - 49

Answer Link

ID Other Questions

What Effect Do The Forceful, Rhythmic Meter And Repetition Of Phrases Such As "half A League" And "cannon To The Right" Have In "The Charge Of The Light Brigade

Navigation Instrument Invented In The 1200s

The Civil War Was Begun (A) At Bull Run (B) At Fort Sumter (C) By Stonewall Jackson (D) By Virginia's Secession

What Is Denaturation? A. A Structural Change Of A Protein That Results In The Loss Of Its Biological Properties B. A Change In The Genetic Code Of An Organism C

It Is Significant Because Since The Battle Of Puebla No Country In The Americas Has Been Invaded By An Army From Another Continent. True Or False?

Which Sentence Is Correctly Punctuated? A. Tracy Took A Trip With Roxie, Sue, And Patti. B. Robin Made Penholders For: His Aunt, His Uncle, And His Cousins. C.

Please L Need Help With This System Of Equation. Solve The System By The Method Of Substitution. 3/2× +3/4y =16 3/4×-y =4 (×,y)=?

What Is Evolution? A. A Measure Of The Relative Survival And Reproductive Success Of An Individual B. A Cumulative Change In The Genetically Controlled Characte

It Takes 24 Megabytes To Store 168 Songs On A Music Player. What Is The Greatest Number Of Songs That 60 Megabytes Could Store? -336 -210 -420 -630

What Are Psychiatric Medications?