Question

answer the above question give step by step explainetion Q.E means quadratic equation​

Answer 1

hope it will be helpful

Answer 2

Answer:

+3 or -3

Step-by-step explanation:

${x}^{2} - 9 = 0 \\ \implies \: {x}^{2} = 9 \\ \implies \: x = \sqrt{9} = - 3 \: or \: + 3$

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