Question

If x= 2+3i then value of x3-4x2+11x+4 =​

Answer 1

Answer:

x=5/2

Step-by-step explanation:

4

+

3

(

2

+

3

)

−

4

=

2

4

4

+

6

+

9

−

4

=

2

4

4

+

6

+

9

−

4

=

2

4

9

+

6

=

2

4

9

+

6

=

2

4

6

+

9

=

2

4

6

+

9

=

2

4

6

+

9

−

9

=

2

4

−

9

6

=

1

5

6

=

1

5

6

6

=

1

5

6

=

5

2