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Question

For the equation x2+bx+c=0, if 1+b+c=0 for all b,cR, then roots are

A
1c
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B
b
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C
c
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D
1
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Solution

The correct option is D 1
If ax2+bx+c=0 be a quadratic & a+b+c=0, then x=1 is one solution & the other solution will be ca

x2+bx+c=0 and 1+b+c=0
x=1 & x=c are two solutions

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