PreCalculus
posted by Sarah .
Determine the equation of a line that passes through (2,2) and is parallel to the line tangent to y=3x^32x at (1,5)?

PreCalculus 
Steve
slope of y=3x^32x is 9x^22
so, slope at (1,5) is 7
so, now yu have a point and a slope:
y2 = 7(x2)
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