Question

using the formula for squaring a binomial(1 02) square ,, (99) square​

Answer 1

$(102) ^{2} = (100 + 2) ^{2} \\ using \: the \: identity \\ {100}^{2} + {2 }^{2} + 2(100)(2) \\ 10000 + 4 + 400 \\ 10404$