Question

x² + 2x+1 in tree method

Answer 1

Answer:

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Answer 2

Answer:

Explanation:

IT IS EASY!!

−

x

2

+

2

x

−

1

=

0

{ * COMPARING WITH

a

x

2

+

b

x

+

c

we see

a

=

−

1

,

b

=

2

,

c

=

−

1

by splitting the middle term....

WE GET,

PRODUCT=

c

a

=

−

1

⋅

−

1

=

1

SUM =

2

*

therefore

−

x

2

+

x

+

x

−

1

=

0

−

x

(

x

−

1

)

+

(

x

−

1

)

=

0

(

−

x

+

1

)

(

x

−

1

)

=

0

hence

x=1................................. hope u get it

* CHEERS !!:D *

Step-by-step explanation:

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