Let ƒ(x, y) = xy² and r(t) = ( ½t²,t³). Calculate Vf. (Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). ) Vf = Calculate r' (t). (Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). ) r' (t) = Use the Chain Rule for Paths to evaluate f(r(t)) at t = 1.5. (Use decimal notation. Give your answer to three decimal places.) d f(r(1.5)) = Use the Chain Rule for Paths to evaluate f(r(t)) at t = −1.7. (Use decimal notation. Give your answer to three decimal places.) f(r(-1.7)) =

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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Let f(x, y) = xy² and r(t) = (¹/1²,t³).
Calculate Vf.
(Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). )
Vf=
Calculate r' (t).
(Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). )
r' (t) =
Use the Chain Rule for Paths to evaluateƒ(r(t)) at t = 1.5.
(Use decimal notation. Give your answer to three decimal places.)
d
dt
- ƒ(r(1.5)) =
=
Use the Chain Rule for Paths to evaluate ƒ(r(t)) at t = -1.7.
(Use decimal notation. Give your answer to three decimal places.)
d
dt
d
f(r(-1.7)) =
Transcribed Image Text:Let f(x, y) = xy² and r(t) = (¹/1²,t³). Calculate Vf. (Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). ) Vf= Calculate r' (t). (Use symbolic notation and fractions where needed. Express numbers in exact form. Give your answer in the form (*, *). ) r' (t) = Use the Chain Rule for Paths to evaluateƒ(r(t)) at t = 1.5. (Use decimal notation. Give your answer to three decimal places.) d dt - ƒ(r(1.5)) = = Use the Chain Rule for Paths to evaluate ƒ(r(t)) at t = -1.7. (Use decimal notation. Give your answer to three decimal places.) d dt d f(r(-1.7)) =
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