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Find all the zeroes of the polynomial 8x4+8x3 -18x2-20x-5 if two of it's zeroes are √5/2 and √5/2

Posted by Deepthi Patel 4 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Adithya Dev A 4 years, 5 months ago

p (x) = 8x^4 + 8x^3 - 18x^2 - 20x - 5. g (x) = (x + √5/2) (x - √5/2) = x^2 - 5/4. Now, on doing p(x) /g(x), we get quotient = q(x). Factorize q(x) to get the two other zeroes.

2Thank You

Om Prakash Meena 4 years, 5 months ago

0Thank You

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