Question

Is the sum of 8√9 and √12 rational or irrational? Explain your answer.

Answer 1

irrational

Explanation:

√9 = 3

12 = 2² x 3

√12 = 2√3

8 x 3 + 2√3

24 + 2√3

2(12+√3)

since √3 is an irrational number the whole expression gives an irrational number