SOLUTION: Find an equation of the line that is tangent to the circle x2 + y2 = 25 at the point
P(−3, −4).
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Question 916882: Find an equation of the line that is tangent to the circle x2 + y2 = 25 at the point
P(−3, −4).
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find an equation of the line that is tangent to the circle x2 + y2 = 25 at the point
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The slope of the tangent to a circle about the Origin at point (x,y) is -x/y
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Use that and y = mx + b, or
y - y1 = m*(x - x1)
to get the equation.
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