danatapiaaa danatapiaaa

04-05-2020
Mathematics

contestada

Solve for all values of x by factoring.
X? – 48 = 1

Respuesta :

ghanami ghanami

05-05-2020

Answer:

Step-by-step explanation:

hello :

x²-48 =1

x²-48-1 =1-1

x²-49=0 means : x²-7²=0

by identity : a²-b²= (a-b)(a+b)

by factoring: (x-7)(x+7)=0

x-7=0 or x+7=0

x=7 or x= -7

Answer Link

Otras preguntas

What is the genetic contribution to the onset of autism?

Which scenario best illustrates how global issues are related? (The Smiths just had their fourth child, so they decided to move to a larger home. // The Jonese

Q; A short block includes all of the following exceptA:cylinder heads.

What was the first major military event of the Spanish-American war?

1.yo / la biblioteca2.nosotros / la piscina3.mis primas / el gimnasio4.tú / de excursión5.ustedes / el parque municipal6.Alejandro / el museo de ciencias

multi-tasking skills are important for which role, as they are often dealing with multiple issues at once in a business environment A. designers B. construction

You buy a total of 25 sweatshirts and hats for $172.50ypu pay $8.00 per sweatshirt and $2.50 per hat how many items do you buy

graphical representation of: 3x+2y=18 4x-3y=7

What role does mrs.long play in of pride and prejudice ?

A rectangle is drawn on a coordinate plane. Three vertices of the rectangle are points A(−7,2) , B(3,2) , and D(−7,−2) . Point C is the fourth vertex of the