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solve the following quadratic equation by extracting square roots.
1. x²-100=0
2. 4x²-256=0
3. -9x²+81=0
4. 5x²-100=25
5. 3x²-153=9

ty in advance :))​


Sagot :

Answer:

1. x = ± 10

2. x = ± 8

3. x = ± 3

4. x = ± 5

5. x = ± 3√6

Step-by-step explanation:

sna po makatulong