Question

THE NUMBER (3-√3)(3+√3) IS...... (a) an irrational number (b) a rational number (c)not a natural number (d)None of the above​

Answer 1

Answer:

(b)is correct

Step-by-step explanation:

=(3-√3)(3+√3)

=(3)^2-(√3)^2. [ (a+b)(a-b)=a^2-b^2]

=9-3

=6

it is rational number

Answer 2

Answer:

its rational no..

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