The point P(6, -4) lies on the curve y = 5 - x (a) If Q is the point x, find the slope of the secant line PQ (correct to six decimal places) for the following values of x. 5 - x (i) 5.9 mPQ = (ii) 5.99 mPQ = (iii) 5.999 "PQ = (iv) 5.9999 mPQ = (v) 6.1 MPQ = (vi) 6.01 MPQ = (vil) 6.001 mPo = (viil) 6.0001 mPQ (b) Using the results of part (a), guess the value of the slope of the tangent line to the curve at P(6, -4). (c) Using the slope from part (b), find an equation of the tangent line to the curve at P(6, -4).
The point P(6, -4) lies on the curve y = 5 - x (a) If Q is the point x, find the slope of the secant line PQ (correct to six decimal places) for the following values of x. 5 - x (i) 5.9 mPQ = (ii) 5.99 mPQ = (iii) 5.999 "PQ = (iv) 5.9999 mPQ = (v) 6.1 MPQ = (vi) 6.01 MPQ = (vil) 6.001 mPo = (viil) 6.0001 mPQ (b) Using the results of part (a), guess the value of the slope of the tangent line to the curve at P(6, -4). (c) Using the slope from part (b), find an equation of the tangent line to the curve at P(6, -4).
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The point P(6, -4) lies on the curve y =
5- x
4
(a) If Q is the point (x,
find the slope of the secant line PQ (correct to six decimal places) for the following values of x.
5 - x
(1) 5.9
mPQ
!3!
(ii) 5.99
mpQ =
(ii) 5.999
mpQ
%3D
(iv) 5.9999
mPo =
(v) 6.1
mpQ =
(vi) 6.01
mpo =
(vii) 6.001
mpQ
%3D
(viil) 6.0001
mpQ
%3D
(b) Using the results of part (a), guess the value of the slope of the tangent line to the curve at P(6, -4).
m 3D
(c) Using the slope from part (b), find an equation of the tangent line to the curve at P(6, -4).
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