dz Consider the equation 6 sin(x + y) + 2 sin (x +z)+ sin(y +z)= 0. Find the values of and dz ду at the point (41,41,- 3x). dx dz cx (Simplify your answer. Type an exact answer, using radicals as needed.) (41,4x - 3x) dz dy (43,4%, - 3x) (Simplify your answer. Type an exact answer, using radicals as needed.)
- bram , July It, 2014 I (a) If z=f(x,y) welt u=x²-yz and U=xy find the Tacoblan of le, U with respect to yy. (b) Use the chain rule to evaluate az and dz When Z= sin ax cosby for x=sity-s-t व
QUESTION 4 Provide an appropriate answer. Findau when u = 5 and v-3ìf z(x) = and x = u . V. +6 -v =23521 a. dz 135 O b. àz27 az = 2(21)32 135 C. äz av =2(21)3/2 ー=0 dv QUESTION 4 Provide an appropriate answer. Findau when u = 5 and v-3ìf z(x) = and x = u . V. +6 -v =23521 a. dz 135 O b. àz27 az = 2(21)32 135 C. äz av =2(21)3/2 ー=0 dv
Find partial differential z/partial differential x and partial differential z/partial differential y if z^2 +zx sin(xy)+ x^3y = 0 Find partial differential f/partial differential u, evaluated at the point where u = -1 and v= 1, if f(x, y) = x^3y, x(u, v) = v - u, and y(u, v) = u^2 +v^2
QUESTION 7 Using implicit differentiation to find az ax for x2 + xy -sin(z)-0 y + COSZ-X Х COSZ-X y COS2-X y +Z sinz-X
4. Let f(x, y, z) = rytan'() + z sin(xy), < = wy=v²v, z = ". Find fu and , using the chain rule.
Question 14 7 pts Consider the line integral F. dr where REC IND РІ. F(x, y, z) = i + (x+yz)j + (xy – z)k and C is the boundary of the plane 2 + y + z = 4 in the first octant, oriented in the counterclockwise direction when viewed from above. the following double integrals is equivalent to this line Using Stokes' Theorem, which integral? °6964 (3 - 2z+1) du dz (2x + y) dy da Question 12...
Consider z-f(x,y)-1-xy cos(xy) at (2,-1/2) variations in x and y respectively. and let ΔΧ and ây represent small a) (i) Compute ΔΖ, given that ΔΧ_ 0.028 and Δy_-0.039. 1 1 6DP Az 5DP ii) Write out an expression for dz in terms of x,y and d, dy. dz= 2 (iii) Compute dz assuming dr_Δι and dy_ây dz- 5DP b) Use the equation of the tangent plane to z at (2,-1/2) to approximate Approximate value = 1 5DP Consider z-f(x,y)-1-xy cos(xy)...
please help with these questions 7. Find fryzx, for f(x, y, z) = 3 + 2?x – xyz + x+y 8. Use the chain rule to calculate that t = 0, if z = sin(xy), x = 1+1, y = 12 + 2t. 9. Use the chain rule to find us at (u, v) = (1,0), when z = xy, x = u +v?, y = x + v.
Provide an appropriate answer. Find aw when u = 3 and v=-7 if w(x, y, z) = xy2,x = 4, y = u + v, and z=u•v. Odw = -4 au 49 56 dw au Odw = -8 au 49 Odw = 24 du 49