Question

Evaluate the following using suitable identities? 102²​

Answer 1

Answer:

10,404 .............

Answer 2

${102}^{2}$

using Identity

$(x + y) {}^{2} = {x}^{2} + {y}^{2} + 2xy$

$100 {}^{2} + {2}^{2} + (2 \times 2 \times 100)$

$10000 + 4 + 400$

$10404$

hope it helps you..........