3 years ago

Solve the expression x^2-100=0

Mathematics

1 answer:

enot [183]3 years ago

6 0

Answer:

x = ± 10

Step-by-step explanation:

Given

x² - 100 = 0 ( add 100 to both sides )

x² = 100 ( take the square root of both sides )

x = ± $\sqrt{100}$ ← note plus or minus, hence

x = ± 10

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