Evaluate:
(i) (8)3
(ii) (15)3
(iii) (21)3
(iv) (60)3
(i) To calculate the cube of (8)3
We have to multiply the given number three times;
= (8 × 8 × 8) = 512
So, 512 is the cube of 8.
(ii) (15)3
First multiply the given number three times;
= (15 × 15 ×15) = 3375
So, 3375 is the cube of 15
(iii) (21)3
First multiply the given number three times;
= (21 × 21 × 21) = 9261
9261 is the cube of 21.
(iv) (60)3
First multiply the given number three times;
= (60 × 60 × 60) = 216000
216000 is the cube of 60.