Question

б) (6^2+у^2)^2 раскройте скобки
а) (а-3)^2

Answer 1

(6²+y²)²=(36+y²)²=1296+72y²+y⁴
(а-3)²=a²-6a+9

Answer 2

$1) (6^{2} + y^{2} )^{2} =(36+ y^{2} )*(36+ y^{2} )=1296+72y^{2}+ y^{4}$
$2) (a-3)^{2} = (a-3)* (a-3)= a^{2} -6a+9$