danatapiaaa danatapiaaa
  • 04-05-2020
  • Mathematics
contestada

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

Respuesta :

ghanami
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 a vector quantity? A. A quantity direction only B. A quantity with magnitude and direction C. A quantity with magnitude only D. A quantity with no magni
Three cards are chosen from a standard deck of 52 playing cards with replacement. What is the probability that every card will be a heart
The Nazca civilization was established in the valleys of the Andes on the coast of which South American country?
for what value of k will k+9,2k-1 and 2k+7 are the consecutive terms of an A.P
On monday mrs.Jones spent $32 on 4 books.On tuesday she spent $16 on more books.How many books did mrs.Jones buy?
What is the value of sin A? 12/15 9/15 9/12 12/9
the rounded atomic mass of helium
Find the product: −6(−3/2 )(10) A) −60 B) −90 C) 60 D) 90
Did anyone read the book walk in their shoes
The length of a rectangle is 6 centimeters and its area is [6x18] squere centimeters write an expression for the width