Question

What is the solution set of the x^2+x-2>o

Answer 1

Answer:

x

2

−

x

−

2

=

0

Factor  

x

2

−

x

−

2

using the AC method.

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(

x

−

2

)

(

x

+

1

)

=

0

Set  

x

−

2

equal to  

0

and solve for  

x

.

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x

=

2

Set  

x

+

1

equal to  

0

and solve for  

x

.

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x

=

−

1