Parametric equations, polar coordinates, and vector-valued functions
If the tangent line to y = f(x) at (4, 3) passes through the point...
If the tangent line to y = f(x) at (4, 3) passes through the point (0, 2), find f(4) and f’(4)
Answer & Explanation
Skilled2021-10-30Added 92 answers
The tangent to y=f(x) at (4,3) This suggest that is a point on the graph of y=f(x) Therefore, Slope of the tangent at x=4 to y=f(x) is f'(4) Since the tangent passes through (4,3) and (2,0), its slope is equal to This is equal to f'(4) Result: f(4)=3 and f'(4)=0.25
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