Use Moivre Formula to find cube roots of 64(cos219+isin219)
Cubic roots =∛[64(cos219+isin219)] = [64(cos219+isin219)]^(1/3)
= 4[(cos219+isin219)]^(1/3)=4[cos(219)/3+isin219/3)]=
= 1.169 + 3.82 i
Answer:
9 and 12,
Step-by-step explanation:
Answer:
The first one
Step-by-step explanation:
I drew it with my graphic calculator.
Answer:
5,100M
Step-by-step explanation: