Write the complex number in the form a + bi. 8(cos 30° + i sin 30°)
QUESTION POSTED AT 16/04/2020 - 06:47 PM
Answered by admin AT 16/04/2020 - 06:47 PM
8(cos30 + isin30)= 8(sqrt3 /2 + i 0.5) = 4sqrt3 +4i
therefore a = 4(3)^0.5 and b = 4
therefore a = 4(3)^0.5 and b = 4
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