Determine whether the given point is in the solution set to the given system.(2, 8, -3)3x - 4y - 2z = -204x + y - z = 19 x - 2y + 3z = -23

A. No
B. Yes


Answer: B

Mathematics

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Find the indicated root of the given quadratic equation by finding x3 from Newton's method (choose x0 to be the midpoint of the given interval).2x2 - 2x - 3 = 0 (between 1 and 2)

A. 1.8274221 B. 1.8228757 C. 1.8274457 D. 1.8228760

Mathematics

Find the volume.Find the volume of a sphere with radius 1.5 ft Use 3.14 for ?. Round to the nearest thousandth, if necessary.

A. 9.42 ft3 B. 14.13 ft3 C. 113.04 ft3 D. 7.948 ft3

Mathematics

Solve the problem.Wind speed varies in the first twenty meters above the ground. For a particular day, let  model the wind speed x meters above the ground. At what height is the wind speed 9 meters per second? Round results to the nearest hundredth.

A. 1.79 m B. 0.58 m C. 0.56 m D. 0.49 m

Mathematics

Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = x 

A. f-1(x) = x3 - 2
B. f-1(x) = x 
C. Not one-to-one
D. f-1(x) = x2 + 2

Mathematics