Question

simplify the
(x-7)^2​

Answer 1

Answer:

$(x - 7) {}^{2} \\ = {x}^{2} + {7}^{2} - 2 \times x \times 7 \\ = {x}^{2} + {7}^{2} - 14x$

hope it helps...

Answer 2

Answer:

(x-7)²

=using the identity (a-b)²=a²+b²-2ab

x²+7²-2×x×7

=x²+49-14x

x²-14x+49