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0,09y^2-1,2p^2
a^2b^2-16/9
a^8-x^4
0,04b^4-a^12
-1+a^6b^4
0,09y^2-1,2p^2
a^2b^2-16/9
a^8-x^4
0,04b^4-a^12
-1+a^6b^4
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Answers & Comments
a^2b^2-16/9=1/9(9a^2b^2-16)=1/9(3ab-4)(3ab+4);
a^8-x^4=(a^4)^2– (x^2)^2 =(a^4- x^2)(a^4+ x^2)=(a^2- x)( a^2+x)(a^4+ x^2);
0,04b^4-a^12=0,04(b^4-25a^12)=0,04((b^2)^2-(5a^6)^2)=
=0,04(b^2-5a^6)( b^2-5a^6);
-1+a^6b^4=a^6b^4-1= (a^3b^2)^2-1^2= (a^3b^2-1)(a^3b^2+1).