Answer:
15 cubes can fit
Step-by-step explanation:
1/4 per cube. 1 1/4 cm long
5 cubes across.
3 cubes in height
5 across times 3 = 15
60.
4x2-6x+6
(9x2-2x) +(3x-5)+(m) =13x2-5x+1
(13x2-5x+1)-(9x2+x-5)=m