Question

find the nature of the roots by quadratic equation √2x2+7x+5√2=0

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Answer 1

Answer:

find the nature of the roots by quadratic equation √2x2+7x+5√2=0

Step-by-step explanation:

⇒ √2 x² + 5x + 2x + 5√2 = 0

 ⇒ √2x²  + 5x + √2*√2*x + 5√2=0

⇒ x(√2x + 5) + √2(√2x + 5) =0

⇒ (x+√2)(√2x+5) = 0

That gives x= - √2 or  x= - 5/√2

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