they have the same amount of sides as they do angles,
Answer:
The answer is 6
Step-by-step explanation:
Same as plane surfaces on a regular cuboid
1.
or if you mean (3x^3+5x^2+3x-7)+(8x-6x^2+6):
2.
Expand the expression?
Perform indicated multiplication:
7a(2a)+7a(-5)-4(2a)-4(-5)
14a^2-35a-8a+20 combine like terms, ie (-35a-8a)=-43a
14a^2-43a+20
Domain: (-infinity, +infinity)
range: (0, +infinity)