Question

Помогите срочно !!¡!!¡!!
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Answer 1

$1) : 8 {x}^{2} - 8 {y}^{2} = 8(x - y)(x + y)$

$2) : - {a}^{2} + 6a - 9 = - {(a - 3)}^{2}$

$3) : a {c}^{3} - c {a}^{3} = ac(c - a)(c + a)$

$4) : 36 {x}^{2} - x = x(36x - 1)$

$5) : 2 {x}^{2} + 8xy + 8 {y}^{2} = 2 {(x + 2y)}^{2}$