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A) Show that there exists a real root of the equation in the given interval cos...

A) Show that there exists a real root of the equation in the given interval cos (roots)=e^x-2 [0.1]

B) For the piecewise function, calculate the unknown values that allow the functions to be continuous everywhere.

- g(x)=

1. Ax-B, where x is less than or equal to -1

2. 2x^2+3Ax+B, where x is bigger than -1, and less than or equal to 1

3. 4, where x is bigger than 1

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