Question

evalueate 103×107 class9
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Answer 1

$hey \: mate \: here \: is \: your \: answer........ \\ (100 + 3)(100 + 7) \\ now \: by \: using \: identity \: \\ (x + a)(x + b) = { x}^{2} + (a + b) \times x + ab \\ so \: x = 100 \: a = 3 \: b = 7 \\ {100 }^{2} + (3 + 7) \times 100 + 3 \times 7) \\ 10000 + 1000 + 21 = 11021...... \\ \\ hope \: this \: answer \: hepls \: you$