maciejewiczdalia maciejewiczdalia

09-07-2018
Mathematics

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Factorise FULLY and show working out (2)

Factorise FULLY and show working out 2 class=

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ppera1009 ppera1009

09-07-2018

7 (xˆ2 - 9)
7 (x-3) . (x+3)

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konrad509 konrad509

09-07-2018

[tex]7x^2-63=7(x^2-9)=7(x-3)(x+3)[/tex]

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