Question

(103)³
by using the suitable identities , evaluate the following​

Answer 1

Answer:

( 100+3)³ a³ +b³ +3ab

100³+3³+3 ×100×3

1,000,000+27+900 = 1,000,927

Answer 2

Step-by-step explanation:

$(103) {}^{3} \\ using \: identity \\ (a + b) {}^{3} = a {}^{3} + b { }^{3} + 3ab(a + b) \\ = (100) {}^{3} + (3) {}^{3} + 3(100)(3)(100 + 3) \\ = 1000000 + 27 + 900(100 + 3) \\ = 1000000 + 27 + 90000 + 2700 \\ (103) {}^{3} = 1092727 \:$