What are the approximate solutions to the quadratic function x^2+6x-4=0

The velocity field for a plane vortex sink is given by V¯ = (-q/2πr) e¯r + (K/2πr) e¯θ, where q = 6 m3/s/m and K = 3 m3/s/m. The fluid density is 1006 kg/m3. Find the acceleration at (a) (1, 0), (b) (2, π/2), and (c) (2, 0).

Which benefits of a connected world makes all applications, equipment (such as a high-volume printer), and data available to anyone on the network, without regard to the physical location of the resource or the user?

The yield strength for an alloy that has an average grain diameter of 5.3 x 10-2 mm is 121 MPa. At a grain diameter of 8.0 x 10-3 mm, the yield strength increases to 233 MPa. At what grain diameter, in mm, will the yield strength be 209 MPa?

A car moves along a circular track of radius 250 ft such that its seed for a short period of time 0<_ t <_ 4s, is v = 3 (t - t^2) ft/s, where t is in seconds. a. Determine the magnitude of its acceleration when t = 3s. b.

A crane's suspension system can be severely damaged by the combination of

What are the approximate solutions to the quadratic function x^2+6x-4=0

A large-particle composite consisting of tungsten particles within a copper matrix is to be prepared. If the volume fractions of tungsten and copper are 0.70 and 0.

Select the three branches of electrical engineering. Power and Lighting Cell Phones Electromagnetism Telecommunications Computer Engineering

An electric motor M is used to reel in cable and hoist a bicycle into the ceiling space of a garage. Pulleys are fastened to the bicycle frame with hooks at location:s A and B, and the motor can reel in cable at a steady rate of 12 in./sec.

In what areas of expertise does NIST offer support?