Answer:
8m^2
Step-by-step explanation:
1. 1*2=2m (add two of the triangles together)
2. 2*3=6m(same as the last step)
3. 6+2=8m (add them together)
Answer: 9 associate property 8 commutative property
Step-by-step explanation:
Step-by-step explanation:


5(a-3)(a-3)
5(a-3)^2

X^4(2x+1) - (2x+1)
(x^4-1)(2x+1)
(x^2-1)(x^2+1)(2x+1)
(x-1)(x-1)(x^2+1)(2x+1)