Hello:
<span>Use De Moivre’s Theorem :
</span>(3(cos27 +isin27)^5 = 3^5( cos(27 × 5) +isin(27 × 5))
= 3^5 ( cos(135)+i sin(135))
= 3^5(-√2/2+i √2/2)
because : cos(135) = -√2/2 and sin(135) = √2/2
(3(cos27 +isin27)^5 = (- 3^5√2/2)+ i ( 3^5√2/2) ...(form : a+ib when
a= (- 3^5√2/2) and b = ( 3^5√2/2)
Answer:
$22.50 I believe...
Step-by-step explanation:
157.50 divided by 7
??
:8 x 5
cause its counting by eights so if u multiply what its counting by and how many miles you will get your hope this helps
Answer:
the radius is 7
Step-by-step explanation:
the full lenght is the circumference and a raduis is half of that, therefore 7
First answer is (-2,2) second answer is (4,2)
