Consider the curve segments: 1 - to x = 4 and 3 1 to x = $1: y = x² from x S2: y = Vx from x = = 16.

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Chapter1: Functions And Models
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Consider the curve segments:
1
- to x = 4 and
3
1
S1: y = x² from x
S2: y = Va from x = to x = 16.
Set up integrals that give the arc lengths of the curve segments by integrating with respect to x. Demonstrate a substitution that
verifies that these two integrals are equal.
16
Substitution u = x² made in the integral L2 =
+dx verifies that the length of the second segment is equal to
4x
the length of the first segment: Lj = / V4x? + 1dx.
16
Substitution u = Vĩ made in the integral L2
-dx verifies that the length of the second segment is equal to
+
4x
4
the length of the first segment: L,
V4x? + 1dx.
Transcribed Image Text:Consider the curve segments: 1 - to x = 4 and 3 1 S1: y = x² from x S2: y = Va from x = to x = 16. Set up integrals that give the arc lengths of the curve segments by integrating with respect to x. Demonstrate a substitution that verifies that these two integrals are equal. 16 Substitution u = x² made in the integral L2 = +dx verifies that the length of the second segment is equal to 4x the length of the first segment: Lj = / V4x? + 1dx. 16 Substitution u = Vĩ made in the integral L2 -dx verifies that the length of the second segment is equal to + 4x 4 the length of the first segment: L, V4x? + 1dx.
16
4x made in the integral L2
+dx verifies that the length of the second segment is equal to
4x
Substitution u =
the length of the first segment: L, =
| V4x? + 1dx.
16
Substitution u =
Vĩ made in the integral L2 =
+
2x
-dx verifies that the length of the second segment is equal to
the length of the first segment: L, =
V2x + 1dx.
16
1
Substitution u = x² made in the integral L2
1+dx verifies that the length of the second segment is equal to
4x
the length of the first segment: L,
| V4x? + 1dx.
Transcribed Image Text:16 4x made in the integral L2 +dx verifies that the length of the second segment is equal to 4x Substitution u = the length of the first segment: L, = | V4x? + 1dx. 16 Substitution u = Vĩ made in the integral L2 = + 2x -dx verifies that the length of the second segment is equal to the length of the first segment: L, = V2x + 1dx. 16 1 Substitution u = x² made in the integral L2 1+dx verifies that the length of the second segment is equal to 4x the length of the first segment: L, | V4x? + 1dx.
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