Question

What is the product of `3.61(\cos 56.3^\circ + i \sin 56.3^\circ)`?

Answer 1

`color(blue)(=> 2 + i 3`

Explanation:

`3.61* (cos 56.3^@+ i sin 56.3^@)`

`=> 3.61 * cos 56.3 + i 3.61* sin 56.3`

`color(blue)(=> 2 + i 3`