Question

Please help me get the answer

Answer 1

I think option (1) 3 is the right answer.

Answer 2

Answer:

3-root 2

Step-by-step explanation:

(2^1/2)^3+((2)^1/2)^2×a-2×2^1/2-6=0

This gives a=6-2root2/2

=3-root2