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When x = 4 and y = 3, find the value of:
a) 2x + 7y - 10​

Use the function nest to evaluate p(x) = 1 + x + · · · + x50 at x = 1.00001. (use the matlab ones command to save typing.) find the error of the computation by comparing with the equivalent expression q(x) = (x51 − 1)/(x − 1).

Find the value of the cosine for angle a

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)