Answered

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What is 13i⋅(1−5i)? like i have no idea

Sagot :

Answer:

65 + 13i

Step-by-step explanation:

reminder that i² = - 1

13i(1 - 5i) ← multiply each term in the parenthesis by 13i

= 13i - 65i²

= 13i - 65(- 1)

= 13i + 65

= 65 + 13i ← in standard form

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