Question

14. Without actually calculating cubes , find the value of (1/4)³ + (1/3)³ - (7/12)³
Write the identity used

Answer 1

Answer:

(1/4 + 1/3)^3 - (7/12)^3

(3/12+4/12)^3 - (7/12)^3

(7/12 - 7/12)^3

0^3

0.