Question

If coefficient of cubical expansion is 'x' times the coefficient of superficial
expansion, then the value x is
O 1)2
O2) 1.5
O 3) 2.5
O4)3​

Answer 1

Answer:

I think answer is 4)3

Explanation:

not sure. please mark me as brainleist

Answer 2

the value of x is 1.5 because a:b:c =1:2:3