Find the roots by completing the square:- 2x2+x+4=0
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Answer:
2[x^2+X/2+2]
=2[x^2+2×x/4+(1/2)^2 -(1/2)^2]+4
=2[(X+1/2)^2]+7/2
To find roots equating it with 0 , we get
(x+1/2)^2=-7/4
Implies no real roots .
Answered by
0
Answer:
no real roots .
Step-by-step explanation:
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