simplify the following expression.
(3 + ✓3) (3 - ✓3)
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Answer:
6
Step-by-step explanation:
use expression
( a+b ) ( a-b) = a^2 - b^ 2
a = 3, b = /3
so 3^2 - (/3)^2
= 9 - 3
= 6
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