Using suitable identities, evaluate the following. 98 103 - Vidyadip

Question

Using suitable identities, evaluate the following.
$98 \times 103$

✓

Answer

$98 × 103$
$= (100 - 2)(100 + 3)$
$= (100)^2+ (-2 + 3)100 + (-2) × 3$
$= 10000 + 100 - 6$
$= 10094$

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