cameroncowan13 cameroncowan13

20-08-2020
Mathematics

contestada

(10+i)^2 = (in form a+bi)

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KurdishPotato KurdishPotato

20-08-2020

Answer:

99+20i

Step-by-step explanation:

(10+i)^2

➡

(10 + i) × (10 + i) = 100 + 10i + 10i + i^2 add like terms

100 + 20i + i^2 since i^2 = -1 we can write the expression like this

99 + 20i

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