Question

$0.01 - y {}^{2} =$
$x {}^{2} - 0.09 =$
Помогите​

Answer 1

Ответ:

0,01-у^2=

=(1/100)-у^2=

=(1/100)*(1-100у^2)=

=(1/100)*(1-10у)*(1+10у)

х^2-0,09=

=х^2-(9/100)=

=(1/100)*(100х^2-9)=

=(1/100)*(1-3)*(10х+3)

Answer 2

1) (0,1-у)(0,1+у)
2) (х-0,3)(х+0,3)