(х+10)² =(1-у)² =(3а-1)² =(5-6b)² =

Question

(х+10)² =
(1-у)² =
(3а-1)² =
(5-6b)² =

Answer 1

X+10)2=x2+20x+100
(1-y)2=1-y+y2
3a-1)2=9a2-6a+1
(5-6b)2=25-60b+36b2

Comments

Спасибо, Famiba!

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пожалуйста (a-b)2=a2-2ab+b2