Question

(ii) What are the roots of the quadratic equation
$x {}^{2} = 9$
​

Answer 1

Answer:

± 3

Step-by-step explanation:

${x}^{2} = 9 \\ x = + - 3$

So , +- 3 is the roots of the given equation .

Answer 2

Answer:

Step-by-step explanation:

$x^{2} = 9\\x = -+ 3$

3 is the root of the given equation

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