(a) Find the slope of the tangent line to the parabola y = x² + 5x at the point (-3, -6) by using the following parameters. (i) The tangent line to the curve y = f(x) at the point P(a, f(a)) is the line through P with slope m = lim f(x) = f(a) provided that this limit exists. x→a x-a (ii) The expression of slope is m = lim h→0 m = y = m = (b) Find an equation of the tangent line in part (a). O (c) Graph the parabola and the tangent line. As a check on your work, zoom in toward the point (-3, -6) until the parabola and the tangent line are indistinguishable. y y 15t -10 y y 15t 10 5 f(a+h)-f(a) h -10 10 -10 -5 5 -10 A -20 -30 5 10 X X Ⓡ O -10 -5 10 -10 -20 -30 5 10 X A -10 10 56 -10 5 X

Calculus: Early Transcendentals
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Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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(a) Find the slope of the tangent line to the parabola y = x² + 5x at the point (-3, -6) by using the following parameters.
(i) The tangent line to the curve y = f(x) at the point P(a, f(a)) is the line through P with slope m = lim
x→a
m =
(ii) The expression of slope is m = lim
h→0
y =
m =
(b) Find an equation of the tangent line in part (a).
-10
-10
(c) Graph the parabola and the tangent line. As a check on your work, zoom in toward the point (-3, -6) until the parabola and the tangent line are indistinguishable.
y
y
15
10
5
#
5
-10
-5
y
10.
-10
f(a+h)-f(a)
h
- 20
-30
5
5
10
X
X
ⓇO
Ⓡ
-10
-5
10
-10
- 20
- 30
f(x) = f(a)
x-a
5
10
provided that this limit exists.
X
O
-10
y
15
10
-10
5
X
Transcribed Image Text:(a) Find the slope of the tangent line to the parabola y = x² + 5x at the point (-3, -6) by using the following parameters. (i) The tangent line to the curve y = f(x) at the point P(a, f(a)) is the line through P with slope m = lim x→a m = (ii) The expression of slope is m = lim h→0 y = m = (b) Find an equation of the tangent line in part (a). -10 -10 (c) Graph the parabola and the tangent line. As a check on your work, zoom in toward the point (-3, -6) until the parabola and the tangent line are indistinguishable. y y 15 10 5 # 5 -10 -5 y 10. -10 f(a+h)-f(a) h - 20 -30 5 5 10 X X ⓇO Ⓡ -10 -5 10 -10 - 20 - 30 f(x) = f(a) x-a 5 10 provided that this limit exists. X O -10 y 15 10 -10 5 X
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