Answer to: a. Write the equation of the hyperbola in standard form. b. Identify the center, vertices, and foci: -9x^2+y^2+2y-8=0 By signing up,...
9 x 2 + 10 y 2 = 90 Find the eccentricity of the the following ellipse. Then find and graph the ellipse's foci and directrices. 16 x 2 + 25 y 2 = 400 Find an equation of the ellipse with vertices (0,\pm 8) and eccentricity e=\frac{1}{2}...
In this work the rapid quenching method was used for the preparation Fe//8//0// minus //xNi//xB//2//0 (x:0,5,10,20,40) ribbons about 10 mm wide and 10-30 mu m thick. The catalytic properties of the ribbons in the CO plus H//2 reaction we... L Guczi,G Kisfaludi,Z Sc...
Answer to: Determine the volume that lies under f(x,y) = 10 + xy \; sin (x^2 - y^2) and above the rectangle given by -3,0 \times 1,3 in the...
Answer to: Solve, x U_x + (y + 1)U_y + 1 - U = 0 x greater than 0, with U(x,x) = x^2. By signing up, you'll get thousands of step-by-step solutions...
Vertices: (0, \pm 8); foci: (0, \pm 4) Find the standard form of the equation of the ellipse with the given characteristics. Vertices: (0, plus minus 6); passes through the point (2, 2) Find the standard form of the equation ...
Answer to: Consider the following paraboloid: z + x^2 + y^2 = 6. Find the symmetric equations of the normal line at the point (1, 2, 1). By signing...
Solve: 0.3(11x + 4) is greater than or equal to 2.1 - (x + 8). Solve: 4x + 2 greater than or equal to 6x - 1. What is the value of x in the equation 3x minus 4y equals 65, when y equals 4? If 12x - 8 equals 20, what does x equal? If 4x - 28 equals ...
Answer to: Evaluate the triple integral \int \int \int_{E} z \;dV where E lies between the spheres x^2 = y^2 + z^2 =1 and x^2 + y^2 + z^2 =...
Answer to: Find the minimum and maximum distances between the sphere x^2 + y^2 + z^2 = 49 and the point (6, 7, 9). By signing up, you'll get...