How many real?

Algebra Level 3

The number of real roots of equation ( a 2 + b 2 ) x 2 + 2 a ( b 2 + c 2 ) x + a 2 + c 2 = 0 (a^2+b^2)x^2+2a(\sqrt{b^2+c^2})x+a^2+c^2=0 where a , b a,b and c c are non zero real numbers is:

5 2 0 4 1

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1 solution

Raj Rajput
Nov 8, 2015

I had the same approach..

Sagar Shah - 5 years, 7 months ago

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