Perform the indicated operations. Write the answers in standard form.怎么做?
3(cos60 + i sin60) =3cos60 + i 3sin60 =( 3 * 1/2 ) + i ( 3 * √3/2 ) =3/2 + 3√3/2 i or, 1.5 + 2.6 i
然后把这个 【答案 part 1】^4+【答案 part 2】^4 ,然后计算出结果吧
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