Algebra

1. Find the slope between the following sets of points.

a) (3,-6) & (-2,-7) = .02
b) (7,5) & (7,-4)=-9 Infinity
c) (0,-5) & (16,-5)= 0

Are these right?

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  1. (2) and (3) are correct.
    There is an algebraic error in (1).

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