Find the roots of the quadratic equation x2
– 9 = 0.
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Answered by
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Answer:
Answer. One way to solve the quadratic equation x2 = 9 is to subtract 9 from both sides to get one side equal to 0: x2 – 9 = 0. The expression on the left can be factored: (x + 3)(x – 3) = 0. Using the zero factor property, you know this means x + 3 = 0 or x – 3 = 0, so x = −3 or 3.
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Answer:
》》》 + - 3 .
Step-by-step explanation:
Given :----
x^2 - 9 = 0
■ Main Answer :-- the value of the "x" .
●● Solution :---
》 x^2 = 9
》 x = + 3.
¤The two value of the "x " are + 3 and -3. ¤
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