Advertisements
Advertisements
Question
Using suitable identity, evaluate (104)3
Sum
Advertisements
Solution
Using identity: (a ± b)3 = a3 ± b3 ± 3ab(a ± b)
(104)3 = (100 + 4)3
= (100)3 + (4)3 + 3 × 100 × 4(100 + 4)
= 1000000 + 64 + 1200 × 104
= 1000000 + 64 + 124800
= 1124864
shaalaa.com
Special Product
Is there an error in this question or solution?
