(1−y)(1+y)(1+y ​^2​​ ) ПОМОГИТЕЕ УМОЛЯЮ

Question

(1−y)(1+y)(1+y ​^2​​ ) ПОМОГИТЕЕ УМОЛЯЮ

Answer 1

(1−y)(1+y)(1+y ​^2​​ ) =(1-у²)(1+у²)=1-у∧4