Сократите дробь 1) 24a^6b^4/16a^3b^7 2) 15x-10xy/5xy 3) 25-a^2/a^2-10a+25

Question

Сократите дробь
1) 24a^6b^4/16a^3b^7
2) 15x-10xy/5xy
3) 25-a^2/a^2-10a+25

Answer 1

1)6a^3\b^7
2)5x(3x-2y)/5xy = 3x-2y/y
3)( 5 + a )( a - 5 )\( a - 5 )^2=(5+2)\a-5