Prove by induction that if n is a positive integer, then 7^2n − 13^n is divisible by 3

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Q: pls answer this three question with solution thank you

A: 1. 38.36o2. 5 roots3. 40Explanation:1. To find the principal argument of (−2+j)41​, we first need to…

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A: 2/s( 1+e^-s/s)Explanation:Step 1:--Step 2: Step 3: Step 4:

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Q: Solve by using Homogenous differential equation method: 3- dy dx = 3y - x + tan(14)

A: y=xsin−1(Cx31​)Explanation:

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Q: Show using Theaetetus" "sequence method" that 126:50::1008:400.

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Q: Determine the inverse Laplace Transform.

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Q: 1. Derive a forward finite difference approximation of f" in the following form: a3f3+ a2f2+ a1f1 +…

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