Math, asked by channaveerchannu66, 9 hours ago

2x^2+10x+20=0. Find roots of the equation?

Answers

Answered by suhail2070
2

Step-by-step explanation:

2 {x}^{2}  + 10x + 20 = 0 \\  \\  {x}^{2}  + 5x + 10 = 0 \\  \\ x =  \frac{ - 5 +  \sqrt{25 - 40} }{2}  \\  \\  =  \frac{ - 5 +  i\sqrt{15} }{2} . \:  \:  \: or \:  \:  \:  \:   \frac{ - 5  -   i\sqrt{15} }{2} .

Answered by sudhanahuranjanixc
0

Answer:

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