jasminealexander2006 jasminealexander2006

15-05-2020
Mathematics

contestada

Simplify the expression (square root 3+i)(square root 3-i) and write the result in the form a+bi

a. 2
b. 2i
c. square root 3+i
d. 4

Respuesta :

amna04352 amna04352

15-05-2020

Answer:

d. 4

Step-by-step explanation:

(a - bi)(a + bi) = a² + b²

(square root 3+i)(square root 3-i)

[(sqrt(3))³ + 1²]

3 + 1

4

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