B. Solve as indicated. 1. Find the geometric mean of 28 and 112. 2. Find the geometric mean of 7 and 175.

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A:

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A: We will use partial fraction decomposition to solve the given integral .

Q: Evaluate: ₂(4x²y - z³) dz dy dx

A:

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A: The given integral is                 ∫23∫-14∫104x2yz-z44dz dy dx

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Q: 3. Evaluate sin5 xdx

A:

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A: Class interval frequency (f) cf 1-10 1 1 11-20 2 1+2=3 21-30 3 3+3=6 31-40 6 6+6= 12 41-50…