Correct Answer - Option 3 : 6
Given:
x3 – 6x2 + 24 = 6(x – 3)
Calculation:
x3 – 6x2 + 24 = 6x – 18
⇒ x3 – 6x2 = – 42 + 6x
x2 + {6/(x – 6)}
⇒ {(x3 – 6x2 + 6)/(x – 6)}
⇒ (– 42 + 6x + 6)/(x – 6)
⇒ (6x – 36)/(x – 6)
⇒ 6(x – 6)/(x – 6)
⇒ 6
∴ The value is 6