Question

how to do it please tell

Answer 1

HERE IS YOUR ANSWER..⬇⬇

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(i) $\underline{SOLUTION}$ ➡ $\\ \\ \: (104) {}^{3} \\ \\ = (100 + 4) {}^{3} \\ \\ = (100){}^{3} + 3 \times (100) {}^{2} \times 4 + 3 \times 100 \times (4) {}^{2} + (4){}^{3} \\ \\ = 1000000 + 120000 + 4800 + 64 \\ \\ = 1124864 \:$

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(ii) $\underline{SOLUTION}$ ➡$\\ \\ (998) {}^{2} \\ \\ = (1000 - 2) {}^{2} \\ \\ = (1000) {}^{2} - 2 \times 1000 \times 2 + (2) {}^{2} \\ \\ = 1000000 - 4000 + 4 \\ \\ = 996004$

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✝✝..HOPE IT HELPS YOU..✝✝
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