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

Write this statement as a conditional in if-then form: All triangles have three sides. A) If a figure is a triangle, then all triangles have three sides.B) If a
name 2 sound devices and what type they are from the song Where Is The Love by the Black Eyed Peas.
how do I solve x+2y=8
A transformer has a primary coil with 600 turns and a secondary coil with 300 turns. If the output voltage is 320 volts, what is the input voltage?A. 8 volts
Question: 35/8 ( write as mixed number ) Please help me very very quickly!!!!!!!!!!!!!!!!!!!
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies neither inequalities
among the qualities listed on the human relations scale, the most important one for the building new relationship is?
I = {1, 2} List all possible subsets of the given set.
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies one inequalities but not them all
Any number that is divisible by 3 is also divisible by 9.Find a counterexample to show that the conjecture is false.18274548