20t² - 13tv - 15v²
20t² - 25tv + 12tv - 15v²
(5t + 3v)(4t - 5v)
Answer:
The volume of solid is 268.08 inches cube.
Step-by-step explanation:
The solid spherical ball has height 8 inches that means the diameter of the sphere is 8 inches. So, the radius will be the half of diameter. Thus, radius is 4 inches.
Now use below formula to find the volume of solid sphere.

Therefore, the volume of solid is 268.08 inches cube.
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
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➷ The correct number sentence is D. 5.5 + (-2.5) = 3.0
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I believe the answer either 4 or 6
Im not sure so if its wrong, sorry