Mathematic Methods HW Solutions 22

Mathematic Methods HW Solutions 22 - Chapter 4 13.8 π −1...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Chapter 4 13.8 π −1 ft ∼ 4 inches = 13.9 dz/dt = 1 + t(2 − x − y )/z , z = 0 13.10 (x ln x − y 2 /x)xy where x = r cos θ, y = r sin θ b2 x d2 y b4 dy =− 2 , =− 2 3 13.11 dx a y dx2 ay 13.12 13 13.13 −1 13.14 (∂w/∂x)y = (∂f /∂x)s, t + 2(∂f /∂s)x, t + 2(∂f /∂t)x, 13.15 √ (∂w/∂x)y = f1 + 2xf 2 + 2yf3 13.17 19 13.18 26/3 13.19 1/27 13.20 At x = −1, y = 20; at x = 1/2, y = −1/4 13.21 T (2) = 4, T (5) = −5 √ 13.22 T (5, 0) = 10, T (2, ± 2) = −4 13.23 t cot t 13.24 0 13.25 −ex /x 13.26 3 sin x3 /x 13.29 dt = 3.9 x∂ 13.30 2f (x, x) + 0 ∂x [f (x, u) + f (u, x)] du 22 s = f1 + 2 f2 + 2 f3 ...
View Full Document

This note was uploaded on 02/29/2012 for the course MHF 2312 taught by Professor Dr.chet during the Fall '11 term at UNF.

Ask a homework question - tutors are online