sammithuk sammithuk
  • 18-12-2020
  • Mathematics
contestada

factorise x^2-4 in maths

Respuesta :

s1m1
s1m1 s1m1
  • 18-12-2020

Answer:

(x-2)(x+2)

Step-by-step explanation:

use the difference of squares

x²-4 = x²-2² = (x-2)(x+2)

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bigyikes00P
bigyikes00P bigyikes00P
  • 18-12-2020
The person above me is correct.
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