Question

simplify
a) (3+√3)(3-√3) pls show the methods pls​

Answer 1

Answer:

6 is the correct answer

Step-by-step explanation:

(3+√3)(3-√3)

(3)²-(√3)² a²-b²=(a+b)(a-b)

9-3 = 6

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Answer 2

Answer:6

Step-by-step explanation:

(3+√3)(3-√3)

=Multiply 3 with (3-√3) and multiply √3 with (3-√3)

9 - 3√3 + 3√3 - 3

-3√3 and +3√3 get cancelled

so 9-3

=6