a) r(x) = x − 2 / x2 − 4x b) s(x) = x2 − 2x + 1 / x3 − 3x2

a) r(x) = x − 2 / x2 − 4x b) s(x) = x2 − 2x + 1 / x3 − 3x2

I am trying to do college homework but I am struggling greatly.

find an equation for the line with given properties. Perpendicular to the line y=-2xl-4; containing the point (1,-2)

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please help.

4x+3y=-13 3x-5y=12 I have done this problem and cannot figure out what the answer is.

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determine the domain of f(x)=2/(x-8)(x+7)

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The width of a rectangle is 2 m less than half of the length x. The area is 240 m squared.

Write the equation of the line whose slope is -3/7 and y-intercept is -4; write the answer in slope-intercept form.