To find the length of side of square, we have to use distance formula.
Points are (-4,-6) and (5,-1)
Formula for distance between two points.

So length of side of square is 10.3 units.
Answer: 10.3 units
Answer: 3x^4-2x^3- 15x^2+14x
Step-by-step explanation:
You should just multiply the two values together.
Distributive property then additive inverse