pricedaniel2007
pricedaniel2007 pricedaniel2007
  • 18-02-2022
  • Mathematics
contestada

Solve for x.

x2−9=55
Question 1 options:

±32

±8

±46−−√

±4

Respuesta :

lefamosima
lefamosima lefamosima
  • 20-02-2022

Answer:

x²-9=55

Like terms

x²=55+9

x²=64

x²-64=0

factorise

(X-8)(X+8)=0

X=8 or X =-8.

Answer Link

Otras preguntas

2y=3x+11 give three ordered pairs
The graph of the relationship between the volume of a gas at constant temperature and its pressure is a(n)?
MLA style requires a header on each page that's located how far from the top of the page? A. One-quarter inch B. One-half inch C. One-third in
which five major colonial cities were occupied by the British
Where are molecules found in an animal cell ?
Which observation is a qualitative observation the student can make?
What is 1 minus 1 over 2
the number of 90 degree angles formed by the intersections of EF and the two parallel linesAB and CD Is?
Baghdad became the capital of the Byzantine Empire. True False Pope Gregory the Great was a monk. True False The City of God was written by St. Jerome. True Fa
El ___________ es el que hace pan. panadero cocinero entrenador conductor