Math, asked by tulikachatterjee2019, 9 months ago

Solve (x+3)(x-3)=40 by quadratic equation

Answers

Answered by WHITEBR

0

7 is the answer

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Answered by kancharlayuvansai

1

x^2-9=40

x^2-49

x^2=49

So,

x=7

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