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if one root of the quadratic …

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if one root of the quadratic equation is 3+2root5/4.then find the other root

 

  • 1 answers

Sia ? 4 years, 10 months ago

According to the question, 
One of the roots of the quadratic equation = {tex}\frac { 3 + 2 \sqrt { 5 } } { 4 }{/tex}
{tex}\because{/tex} Coefficient are rational
{tex}\therefore{/tex} other root of the equation will be {tex}\frac { 3 - 2 \sqrt { 5 } } { 4 }{/tex} (If coefficient are rational, then the roots are always conjugate rational)

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