Step-by-step explanation:
the filled in circles are for anything less than or equal to or greater than or equal to.
<em>#</em><em>CARRYONLEARNING</em><em> </em>
<em>.</em><em>.</em><em>LOVEUALL</em><em>.</em><em>.</em><em>.</em>
The variable is b, the coefinet is 1/3
remember
ab-ac=a(b-c)
1/3b-1/3=1/3(b-1)
there, factored
A cube is a solid box whose every surface is a square of same area.
Take an empty box with open top in the shape of a cube whose each edge is 2 cm. Now fit cubes of edges 1 cm in it. From the figure it is clear that 8 such cubes will fit in it. So the volume of the box will be equal to the volume of 8 unit cubes together.