marklee99 marklee99
  • 02-01-2020
  • Mathematics
contestada

help me solve this
4 — (x-2) (x+2)​

Respuesta :

r3t40
r3t40 r3t40
  • 02-01-2020

Using [tex](x-a)(x+a)=x^2-a^2[/tex] to obtain

[tex]4-(x^2-4)=4-x^2+4=8-x^2[/tex]

Hope this helps.

Answer Link

Otras preguntas

What is the 5 step motivated sequence?.
What’s the tragic force in Shakespeares Macbeth.
Athletes from which nation march last in the parade of nations at the olympics?.
The jar containing the ecosystem is sealed shut and placed near a window so that the plants have access to sunlight. How are the organisms in this ecosystem abl
I need help please! 35 points to who ever can solve it, no links please.
What is the slope of a line parallel to the line whose equation is 2. – y= -7. Fully simplify your answer.
Find x. Round your answer to the nearest tenth of a degree. x
What function is it when an objective function is maximized.
Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation: ()Na2HPO4 → ( )Na4P2O7 + ( )H2O
Where in the constitution is the age of the president.