13. Consider the integral | - dx then (which statement(s) is/are correct): x2 - 4x (i) dx : x - 4x In(x-4)-Inx]+C when using partial fractions 1 (х-2) 1 dx ==tanh -4x (ii) +C when completing the square 2

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.6: Inequalities
Problem 88E
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please answer question 13 for me

av
(i) AV =Ax +
av dy
ôy dt
av dz
ô dt
av dx
av
-Ay +Az
av
dV
(ii)
dt
дх dt
11. The rate of change of the volume of this frustum when x increases at a r
a cm/s, y decreases at a rate of b cm/s and z remains constant is
12. The rate of change of the volume of this frustum in terms of n, a and b
x = 2 cm, y =2 cm and z=3 cm is
1
dx then (which statement(s) is/are correct):
x2 - 4x
13. Consider the integral -
dx = In(x-4)-Inx]+C when using partial fractions
x2 - 4x
(i)
1
dx =tanh 1
2
+C when completing the square
2
(ii)
2
-4x
Transcribed Image Text:av (i) AV =Ax + av dy ôy dt av dz ô dt av dx av -Ay +Az av dV (ii) dt дх dt 11. The rate of change of the volume of this frustum when x increases at a r a cm/s, y decreases at a rate of b cm/s and z remains constant is 12. The rate of change of the volume of this frustum in terms of n, a and b x = 2 cm, y =2 cm and z=3 cm is 1 dx then (which statement(s) is/are correct): x2 - 4x 13. Consider the integral - dx = In(x-4)-Inx]+C when using partial fractions x2 - 4x (i) 1 dx =tanh 1 2 +C when completing the square 2 (ii) 2 -4x
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