Question

find the value of the following expression , when X=-1
x²+2x+1​

Answer 1

Answer:

x^2+2x+1

x=-1

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

1-2+1

2+2

0

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Answer 2

$\huge\tt\colorbox{black}{\color{lightblue}{ANSWER}}$

${x}^{2} + 2x + 1$

$if \: x = - 1$

$= > \: ( { - 1)}^{2} + 2( - 1) + 1$

$= > \: 1 - 2 + 1$

$= > \: - 1 + 1$

${=>}\bold\color{lightblue}{ \: 0}$