The density X of a chemical solution is f(x)=Ax for 4.4 ≤ x ≤ 12.0 What is the value of A?
The density X of a chemical solution is f(x)=Ax for 4.4 ≤ x ≤ 12.0 What...
The density X of a chemical solution is f(x)=A(x+2/x) for 3.4 <= x <= 6.6 What is the mean density level? Round your answer to the nearest hundredth
a.) Salt solution is 12.0% NaCl by mass, with a density of 1.023 g/mL. What are the molarity, molality, and mole fraction of this solution? b.) How many grams of salt would you need to add to 500 mL of this solution to raise its mole % to 5.00?
Consider the function S Ax? f(x) = - { x < 3 17 - Ax x3 Find a value of A so that the function is continuous at x = 3. - 12/17 17/12 12/17 17/3 - 17/12
7. A probability density function (PDF) is given by: f(x)-21x3 for x>a What value of 'a' will make this a PDF? 8. A probability density function (PDF) is given by: f(x) k(8x-x2) for 0<x<8 What value of 'k' will make this a PDF? 9. A probability density function (PDF) is given by: f(x)-e.(x4) for x> a What value of a will make this a PDF? 10. A probability density function (PDF) is given by: f(x)-15x2 for-a<x<a What value of a...
15. Show that the stability of any solution x(1) of the nonhomogeneous equation * - Ax + f(t) is equivalent to the stability of the equilibrium solution x=0 of the homogeneous equation *= Ax.
Find Ay and f'(x)Ax for y=f(x) = 3x®, x= 3, and Ax=0.02. Ay = (Round to four decimal places as needed.) f'(x)Ax = (Round to two decimal places as needed.)
What is the pH of a 0.200 M CH3NH2 solution? (Kb for CH3NH2 = 4.4 x 10-4) 2.03 11.97 9.33 8.79
4. Write the initial value problem in matrix form X' = AX + f(t), X (to) =< b1,b2, 63 > and then find the largest interval centered at to =0 where the initial value problem will have an unique solution. '(t) = 3x + 2y - 2+t?, (to) = 3 yt) 2-2y - z+ vt +4, y(to) = 3 z't) 3x + 2y - 2+3, z(to) = 3
1. If f(x) is a Density Function, what is the value of k? Skr3, 0<x<1, f(0) 0, elsewhere.
any help on these two questions please??
4.4: Let 1 0 1 and b(t)- -1 1 0 (a) Find the general real solution of the linear ODE (t) A(t). (b) Find the general real solution of the linear ODE x(t)-Ax(t) + b(t). (c) Solve the initial value problem x(t) = A2(t) + b(t), x(0) = (-2,0,2)T 4.5: Determine the general solution of the ODE x"(t)-x"(t)-r(t) + x(t) = t cost.
4.4: Let 1 0 1 and b(t)- -1 1 0...