(x+3)(5x-4)(2x-1)
multiply the first two by foil method
F x × 5x =5x²
O -4 × x =-4x
I 3 x 5x =15x
L 3 × -4 =-12
(5x²+11x-12)(2x-1) distribute
2x(5x²+11x-12)=10x³+22x²-24x
-1(5x²+11x-12)=-5x²-11x+12
combine like terms
10x³+22x²-5x²-24x-11x+12
Answer: 10x³+17x²-35x+12
