QUESTION 23 If f(x, y) = x sin(xy?), compute fу (п. 1). ОА. - ОВ. -8...
QUESTION 20 sin? y cos’ y dy= 0 ОА. #/16 ОВ. · 91/4 Ос. 1 OD 0 E. 9/2
Find the length of the curve. y=-x+ 2x from x= 1 to x=5 127 ОА. 6 ОВ. 316 15 ОС. 632 15 79 OD. 5
QUESTION 13 T Find the direction in which f(x, y, z) (4,1,1)? yz decreases most rapidly at the point y ОА 1 (-1,5, -1) 27 OB. (1, -5,1) 27 Ос. 27 (-1,5,1) OD. V27(1.-5, -1) ОЕ 1 (1,5,1) V27
2. The force F(x, y) = (y + 2x) sin(xy + x)i + x sin(xy + x2) is conservative. (a) Find a potential V such that F = -VV. [2 marks] (b) Is F central? Provide a reason for your answer. [2 marks]
Ос OB ОЕ ОА D Question 23 4 pts Which sets of reagents would most readily undergo the following transformation? 7 anconote - Yo'l-oylering А B с None. All would liminate OD OA a O
(1 point) Suppose Vf2, y) = 5y sin(xy)i + 5x sin(xy)), F= f(x,y), and C is the segment of the parabola y = 5x2 from the point (2,20) to (4,80). Then fF.di=
QUESTION 18 Find the Jacobian 2(x,y) using x = 7ucosh(Sv), y = 7usinh(8v). Ə(u, v) ОА 392v OB 448u OC 448v OD 392u ОЕ 448uv
QUESTION 13 1 points Save Answer What is the solubility, in moles per liter, of BaSO4 (Ksp = 1.1 x 10-19) in 0.0100 M Na2SO4 solution? ОА. 1.1 x 10-8 ОВ. 1.1 x 10-4 Ос. 1.1 x 10-7 OD. 1.1 x 10-5 ОЕ. 1.1 x 10-6
ТР те — ЕТИТ | 23 + labor Using the above graph, calculate the marginal product of the 2nd worker (that is moving from 1 to 2 workers) ОА) 6 ОВ) 7 Ос) 1 OD) 8
QUESTION 14 If f(x,y) = = sin(zy?), compute fyz(x,1). QUESTIONS