Question

If a and b are distinct real numbers, show that the quadratic equation 2(a²+b²)x²+2(a+b)x+1=0 has no real roots.......
please solve this question.......
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Answer 1

Answer:

D

$= 2 {}^{2} (a + b) {}^{2} - 4 \times 2 \times( a + b) {}^{2} \\ = 4a {}^{2} +4 b {}^{2} - 16ab - 8a {}^{2} - 8b { \\ }^{2} \\ = - 8(a + b ) { }^{2} < 0$

So there are no real roots

Answer 2

Answer:

I hope u will find ur answer plz mark brainliest answer