An augmented matrix that represents a system of linear equations has been reduced using Gauss-Jordan elimination. Write a solution represented by the augmented matrix. (x, y, z) = 100 0 1 0 -9 0 0 1 8 ܣ ܩ ܘ

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Q: For functions  f(x) = 9x + 4  and  g(x) = x2 − 9,  find the following.       (f · g)(x) =

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