Find the inverses of the matrices in Exercises 29-32, if they exist. Use the algorithm introduced in this section. 29. ²7] 1 2 4 30. [$ 5 10 4 7

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Q: Find the first three nonzero terms of the Maclaurin series of f(z) = 1+z e²z and g(z) = sin²(z)e¯²

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Q: 14. When do you use the sine law or the cosine law to solve a problem?

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