अग्रलिखित को ध्रुवीय रूप में प्रदर्शित कीजिए:
`[3(cos225^(@)+isin225^(@))][6(cos45^(@)+isin45^(@))]`

(cos15^0+isin15^0)(cos45^0+isin45^0)=

Prove that (cos45^(@)-cos75^(@))/(sin45^(@)+sin75^(@))=2-sqrt3

Give the following in polar form : [3(cos 225^@ + i sin 225^@)] [6(cos 45^@+i sin 45^@)] .

Value of [2(Cos15^(@)+isin15^(@))]^(6) , is equal to

What is the value of (cos15^(@)+cos45^(@))/(cos^(3)15^(@)+cos^(3)45^(@))

Give the following in polar form: (i) sin120^(@)-icos120^(@) (ii) [2cos210^(@)+isin210^(@))][4(cos120^(@)+isin120^(@))] (iii) [3(cos225^(@)+isin225^(@))][6(cos45^(@)+isin45^(@))] .

(cos(pi/6)+isin(pi/6))^7=?

-2(cos(pi/3)+isin(pi/3))=?