Question

Evaluate each of the following using suitable identities
1) (104)³
2) (999)³​

Answer 1

Answer:

1) 1124864

2) 997002999

....this is too long.

Answer 2

(104)³=(100+4)³=(100)³+(4)³+3(100) (4) (100+4) (using

Identity (iv))

1000000+64+124800=1124864

Answer:

(999)³=(1000_1)³= (1000)³_(1)³_3(1000)(1)(1000_1)

=1000000000_1_29997000=997002999