Question

1) x3 - x2y + x2 - xy= 2) 23 (y2-4)= 3) a7-a3 c4=

Answer 1

Ответ:

1) (х3+ х2)+(-х2у-ху)= х2(х+1)-ху(х+1)=(х+1)(х2-ху)=х(х+1)(х-у)

2) 23(у2-4)=23(у-2)(у+2)

3) а7-а3с4= а3(а4-с4)=а3(а2-с2)(а2+с2)=а3(а-с)(а+с)(а2+с2)

Объяснение:

Answer 2

It seems like you've provided three equations without any specific instructions or questions. Could you please clarify what you would like to do with these equations? Are you looking to solve for certain variables, simplify the expressions, or perform some other kind of operation? Please provide more context so that I can assist you accurately.