MATH 112 Lecture 17: Math 112 Lecture 17 02-25-2016

560 Test exercise 7 Write out the solutions carefully. They all quite straightforward. 1 Differentiate the following with respect to x: 38 (b) (Sr +3,- (O cosh, (a) tan 2x sin, 4x er)-3x 2 lfx2 + ,2-2x+2y-23,find/rand얽at the point where x--zy. 4 Ifx-11-cos" and y-3(.-sin") find a and a: in their simple (d) kg.dr.3x-1) sina 田 (x+1 diy when r,y,4ay2以 3 Find an expression for forms Further problems 7 39 1 Differentiate with respect to (b) In(secx+tanx (c) sinxcos'x 2 Find when: a)y-14 cosx if y is a function of x, and x-T+1 show that훑-x(1-x)dr 3 5 Differentiate coshx-1 coshx1 ",.tow. "r-wrmF} o, ,.刍 7 If(x-n'-A(x + y. prove that (2x + y -x+2y. If.e + 2xy + 3,-이.prove that (x + 3 '헒+2tx2 + 2xy + 9 Scanned by CamScanner

elton HawRes-sinigile sig nstructure.com/courses/7270/modules/items/196151 odules > Hawkes Sync SSO Hawkes-Single-Sign-On O Save & End Practice Lesson: 2.3 Operations with Sets 2/14 Correct Question 3 of 14, Step 1 of 1 Use the given sets to find ID UE U={a,b,c,d, x, y, z D= {p' a, s, t, e} E-a, m, p, I, e Answer Tutor © 2018 Hawkes Learning 峊曲@さ 므

t point) Suppose that ntion o 0 13 Suppose that u ry, v a function of r, y with 7,1-1 Now suppose that f(s, t)- , t),s,t)) and g(s,t)(,t),y,t)). You are given 制,1)_ 氦1,1)-16. 24, 1,1) _ 31, The value of (a) -56 (b)-53 (c)-51 (d) -49 (e)-46 -(1,1) must be it