Math, asked by sunildhurandhar933, 4 months ago

wath are the root of quadratic equation x2=9?​

Answers

Answered by BATHILLS
0

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.

Answered by Snapskg730
3

Answer:

x²-9 =0

d = b² - 4ac = (-9)²-4×1×0 = 81 -0 = 81

real and equal roots

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