Question 1190574
Factorize 2a⁴b^6-3a²b²-20
=============
Not possible, IMO.
If you meant {{{2a^4*b^6 - 3a^2*b^3 - 20}}}
-------------
You can sub x for a^2*b^3 and get
2x^2 - 3x - 20
======================
(2x + 5)*(x - 4)