Math, asked by sbshaikh969, 7 months ago

solve the following quadratic equation by factorisation method r2-49=0​

Answers

Answered by Anonymous
1

Answer:

Given that,

⟹ \:  {r}^{2}   -49 \:  =  \: 0 \\ ⟹ \:  {r}^{2}  = 0  \:  -  \: 49 \\ ⟹ \:  {r}^{2}  =  \: 49 \\ ⟹ \: r \:  =  \:  \sqrt{49}  \\ ⟹ \: r \:  =  \: ±7

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Step-by-step explanation:

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