Let r = xi + yj + zk and r = |rl. If F = find div(F). (Enter your answer in terms of r and p.) p' div(F) = Is there a value of p for which div(F) = 0? (If an answer does not exist, enter DNE.) P =

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A: As per the guidelines I am answering only one questions at a time.[5]

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A: Recall that with​ base-ten blocks: 1 long=10 ​units, 1 flat=10 ​longs, and 1 block=10 flats. What is…

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Q: 8. Suppose a, b e Z. Prove that a = b (mod 10) if and only if a = b (mod 2) and a = b (mod 5).

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Q: 4x₁ + x₂-x3 = -2 SX₁ + x2 + 2x3 = 4 6x₁ + x₂ + x3 = 6

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Q: 4X₁ + X₂-X3 = -2 SX₁ + X2 + 2x3 = 4 Gx₁ + x₂ + x3 = 6 Хз

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