Question

find the value of:
x^2 + 2x + 1 for x = -1​

Answer 1

Step-by-step explanation:

x^2 + 2x + 1

put x= -1

= -1^2 +2(-1) +1

= 1 -2 + 1

= -2 +2

= 0

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Answer 2

Answer:

$x^2 + 2x + 1\\( - 1 )^2 + 2 ( -1 ) + 1\\1 -2 + 1 = 0$