Answer:
9√15·cis(19π/24)
Step-by-step explanation:
The magnitudes multiply and the angles add:
= ((3√3)(3√5))·cis(π/8 +2π/3)
= 9√15·cis(π(1/8 +2/3)) = 9√15·cis(π(3/24 +16/24))
= 9√15·cis(19π/24)
Answer:
Ur answer
Step-by-step explanation:
If A4 paper has width 21cm and length of 30cm
Then,
A5 paper has a length of 21cm
So find the width,
A4 has width 30cm
so,
A5 must have half the answer
15cm
Answer:
9
Step-by-step explanation:
3*3 =9
