Question

0:4 The Zexoes the polynomial x2 +2x+1=0​

Answer 1

Answer:

the zero is -1

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Answer 2

Answer:

x² + 2x + 1

= x² + x+x + 1

= x( x+1 ) +1( x+ 1 )

= (x+1 ) ( x+1 )

either

x= -1

or

x= -1