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The positive roots of the equation x²-4=0

Posted by Anna Vinod 5 years, 4 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 5 years, 4 months ago

x²-4=0

x² - (2)² = 0

(x - 2) (x + 2) =0

x - 2 = 0 and x + 2 = 0

x = 2 and x = -2

0Thank You

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CBSE > Class 10 > Mathematics