Line AB contains points A(4, 5) and B(9, 7). What is the slope of AB?
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For which pair of functions is (gof)(a)=|a|-2?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps