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Find the zeros of the quadratic …

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Find the zeros of the quadratic polynomial 8x²-4

Posted by Iris Kerketta 6 years, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 6 years, 3 months ago

8x²-4 = 0
4 (2x² - 1) = 0
4 (√2 x - 1) ( √2x + 1) = 0
√2 x - 1 = 0 and √2 x + 1 = 0
x = 1/√2 and x = -1/√

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