verify that the given point is on the curve and findthe lines that are (a) tangent and (b) normal to the curve at the givenpoint. y2 - 2x - 4y - 1 = 0, (-2, 1)

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.2: Introduction To Conics: parabolas
Problem 4ECP: Find an equation of the tangent line to the parabola y=3x2 at the point 1,3.
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verify that the given point is on the curve and find
the lines that are (a) tangent and (b) normal to the curve at the given
point. y2 - 2x - 4y - 1 = 0, (-2, 1)

Expert Solution
Step 1

Given Data

The equation is: Calculus homework question answer, step 1, image 1

The point is: (-2,1)

 

Substitute the point (-2, 1) in the given equation to verify the points is on the curve,

Calculus homework question answer, step 1, image 2

The above solution shows that the LHS and RHS are the same at the point (-2,1).

Thus the given point is on the curve.

Step 2

Differentiate the expression with respect to x to determine the slope,

Calculus homework question answer, step 2, image 1

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