Question
How much does $a^2-3 a b+2 b^2$ exceed $2 a^2-7 a b+9 b^2 ?$

Answer

$-a^2+4 a b-7 b^2$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free