Question

zeroes of x^2 - 9 = 0

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

${x}^{2} - 9 = 0$

${(x)}^{2} - {(3)}^{2} = 0$

$(x + 3)(x - 3) = 0$

$(x + 3) = 0 \: \: and \: \: (x - 3) = 0$

$x = - 3 \: \: and \: \: x = 3$

Zeros are -3 and 3

Ans. -3 and 3

Step-by-step explanation:

'a^2 - b^2 = (a + b)(a - b)' is a formula and we have used this formula in this solution.

Hope it helps.