Math, asked by mehtadolly22, 5 hours ago

2×+1 is an
Jldi batao jldi jldi

Answers

Answered by wwwibrahimahayan9

0

2×+1 is an

Jldi batao jldi jldi

Answered by narayanchowhan313

0

Step-by-step explanation:

2x +1 = 0

x= -1/2

so , 2x²-x-1= 2(-1/2) -(-1/2)-1

= 2×1/4 +1/2 -1

=1/2+1/2-1 =0

2x+1 is a factor of 2x2-x-1

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