Express the complex number in trigonometric form. -2 + 2square root of three i

The required trigonometric form is

Step-by-step explanation:

Given : Complex number

To find : Express the complex number in trigonometric form?

Solution :

The complex number trigonometric form is                      

Where,

and

On comparing with given complex number  

a=-2 and

Substitute the value,

Substituting all values in the formula,

Therefore, The required trigonometric form is

the barter

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!