Question

C) If a + b = 12 and ab = 27, then the value of a'+b' is :
1) 756
ii) 657
iii) 567​

Answer 1

Answer:

756. I assumed that the question is a³+b³

Step-by-step explanation:

Answer 2

Answer:

$a^{3} + b^{3} = 756$  Option 1 is the correct answer.

Step-by-step explanation:

$a^{3} + b^{3} = (a + b)^{3} - 3ab(a + b) = 12^{3} - 3.27.12 = 756$