Question

solve plz. z. z z z z z z z. z
question 14

Answer 1

Make (8)^3 as (11-3)^3 according to (a-b)^3 formula it becomes 11^3-3^3-3×11×3×(11-3). And since (-11)^3 is negative bcoz of the odd power it can be written as      -(11)^3 From this we can see that the cube roots of 11,-11,3,-3 get cancelled leaving only -3*11*3*8 = -792