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Evaluate √(13 +2i)^4​

User Viet Phan
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2 Answers

7 votes
165 + 52 i

(i think thats the answer im very sorry if i’m wrong)
User Suhail Mumtaz Awan
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4.3k points
3 votes

Answer:

(165 + 52 i)

Explanation:

We are given the expression:

√(13+2i)⁴

the square root can also be written as the power of 1/2


(13 + 2i)^(4 * 1/2)

(13 + 2i)²

(13)² + (2i)² + 2(13)(2i) [(a + b)² = a² + b² + 2ab]

169 + 4(i²) + 52i

169 - 4 + 52i [i² = -1]

(165 + 52 i)

User Tucker
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5.1k points