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

Will upvote if answered All the subatomic particles participate in chemical reactions. TrueFalse
Which step is a physician most likely to take first with a patient who has a family history of breast cancer? A. Perform surgery B. Give medication C.
Heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeelp, I'll add you as a friend!!! <3 10.In Spanish, the word “familia” is singular but refers to more than one person. A.True
When a character exhibits one primary trait throughout a story, what type of character is he or she? A. Dynamic B. Stock C. Static D. Main
what is 21 out of 30 as a percent
what is the fraction of one half of 7/8
list these from least to greatest 0.45 3/4 5/8 and 0.5
the president is also known as what
which ratio is equivalent to 2:8
what is the length of the hypotenuse in the right triangle with legs of length 14 and 48?