Question

If n3 = 2744 then the value of n2-11 is =
a) 145 b) 185 c) 165 d)120​

Answer 1

Answer:

n³ = 2744

n = 14

now, n² - 11 = 14² - 11

= 196 - 11

= 185

hence, option (b) 185