Mathematics, 03.11.2020 05:20 cadenbukvich9923
A student is trying to calculate the density of a ball. She already knows the mass, but she needs to determine the volume as well. Which of the following formulas can be used to calculate the volume of the ball?
a. V = 4/3 Tr3
b. V= 1/3 Tran^2h
ั. V= s^3
d. V = nr^2h
Answers: 1
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1. which answer is the solution set to the given inequality? 2x+6< 8 a. x e (-โ,1) b. x e [1,โ) c. x e (1,โ) d. x e (-โ,1] 2. which answer represents the given compound inequality in interval notation? xโฅ12 or x< -4 a. x e [-4, 12) b. x e (-โ, -4) u [12,โ) c. x e (-โ, -4] u (12,โ) d. x e (-4,12] 3. which answer is the solution set of the given compound inequality? 7> x+6 or x-2โฅ3 a. x e (-โ, 1) u [5,โ) b. x e (1, 5] c. x e (-โ, 1) โฉ [5,โ) d. x e [1,5) 4. which conjunction or disconjunction is equivalent to the given absolute value inequality? |x+3|> 12 a. x+3> 12 and x+3< -12 b. x+3< 12 and x+3> -12 c. x+3< 12 or x+3> -12 d. x+3> 12 or x+3< -12
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