mialbourne mialbourne
  • 26-03-2020
  • Mathematics
contestada

Maths question:
Please can somebody help with this question?

Factorise x2-x+42

Respuesta :

Jaapiinaa
Jaapiinaa Jaapiinaa
  • 26-03-2020

Answer:

The answer should be

(x-7)(x+6)

bcs when u multiply -7 x 6 = -42 (The sum of the last number of the equation)

      when added up -7 + 6 = -1 or -x (The sum of the 2nd digit of the equation)

Hope this helped:)

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Shai1213
Shai1213 Shai1213
  • 26-03-2020
This equation doesn’t factor.
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