1) 10a²-12a+5a-6
2) 2a²+3a²b-6b2a-4b2a-3a4b²+24b²2
10a2-12a+5a-6=10a2-7a-6
a3+3a2b-6ab2-4a2b-12ab2+24b3=a3-a3b-18ab2+24b3
1) 10a²-12a+5a-6
2) 2a²+3a²b-6b2a-4b2a-3a4b²+24b²2
10a2-12a+5a-6=10a2-7a-6
a3+3a2b-6ab2-4a2b-12ab2+24b3=a3-a3b-18ab2+24b3