Use this and put in 8 for r 
26.24
The answer is: [D]: " <span>(1, 0, 0), (0, –2, 0), (0, 0, 6) " .
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The answer is 2 5/8
21 divided by 8 is two
two times eight is sixteen
21-16=5
.429 I think is the correct answer, I'm not 100% cure though.
9514 1404 393
Answer:
about 0.299 kg/m³
Step-by-step explanation:
Density is the ratio of mass to volume.
ρ = M/V
ρ = (10 kg)/(4/3π(2 m)³) = 15/(16π) kg/m³ ≈ 0.299 kg/m³