Use an appropriate test to determine whether the series converges. k² +3 2 k + 3k +2 2k²+1 Σ k=1

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A: Solving the problem by finding the value of the problem.

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A: This question can be solved using the concept of divergence test.

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A: We can solve this as follows:

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A: Find the derivative

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A: To find out the intervals on which the function is decreasing.

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A: Differentiate implicitly to find the first partial derivatives of z.   7x ^ 2 + 3y ^ 2 + 11z ^ 2 =…

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A: We can solve this as follows:

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A: Using given formula find derivative

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A: This question is based on Lagrange multiplier.

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