Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative. 6) u(2) = 9, u '(2) = 4, v(2) = -1, v '(2) = -4. %3D 6) (3v - u) at x =2 dx A) 6 B) -8 C)-12 D) -16 Find dy/dt. 7) A) - sint7)3 e4 cos(t/7) COS sin e3 cos(t/7) D) - sin e4 cos(t/7) Find y". 8) y = (Vx- 7)-3 8) A) B) D) 6(Vx - 7)5 B)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the
value of the indicated derivative.
6) u(2) = 9, u '(2) = 4, v(2) = -1, v '(2) = -4.
%3D
(3v - u) at x =2
dx
A) 6
B) -8
C)-12
D) -16
Find dy/dt.
7)
A) - Hesintu7)3
e4 cos(t/7)
COS
sin
e3 cos(t/7)
D) -
sin
e4 cos(t/7)
Find y".
8) y = (Vx- 7)-3
8)
A)
D) 6(Vx - 7)5
B)
Transcribed Image Text:Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative. 6) u(2) = 9, u '(2) = 4, v(2) = -1, v '(2) = -4. %3D (3v - u) at x =2 dx A) 6 B) -8 C)-12 D) -16 Find dy/dt. 7) A) - Hesintu7)3 e4 cos(t/7) COS sin e3 cos(t/7) D) - sin e4 cos(t/7) Find y". 8) y = (Vx- 7)-3 8) A) D) 6(Vx - 7)5 B)
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