Math, asked by khrawkupar2004, 9 months ago

Solve the following equation by factorisation ?

x+1 + x-1 = 13
x-1 x+1 6

Answers

Answered by dark94
1

Step-by-step explanation:

x+1+x-1 =13

2x =13

x=6.5

  • (x-1)(x+1) =6
  • x^2 -1 =6
  • x^2 =7
  • x = sq root 7
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