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I'm using my late Grandmothers birthday for this exercise. Her birthday is July, 28, 1949, so the integersI'll be working with will be:A = 7B = -28C = 49 For the first exercise it will look like this:Here we have the variables a (7) and B (-28) with the exponent of three on both. These integers were calculated with the given exponents. A minus a negative B will become a plus the final answer is 22,295On the second exercise we have the equation I have substituted 7 for a and -28 for b in both cases.In the first part I have the 2 negatives become a positive, and the squaring and multiplication was