Question

Evaluate 102 power 2

Answer 1

Answer:

102² = 102×102

= 10404

...........

Answer 2

$\sf \huge\green {{102}^{ 2} }$

[using identity ]

$\sf\pink {( {a + b)}^{2} = {a}^{2} + 2ab + {b}^{2} }$

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

$\sf= 10000 + 400 + 4$

$\sf = 10404$