Let u represent , v represent , and w represent . Solve first for u, v, and w. Then solve the system of equations. +  +  = 

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A.
B. (-5, -5, -1)
C. (-5, -5, 1)
D. (5, 5, 1)

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Answer: C

Mathematics

Solve the problem.A building has an entry with the shape of a parabolic arch 34 feet high and 20 feet wide at the base. Find an equation for the parabola if the vertex is placed at the origin of the coordinate system.

A. x2 = -2.9y B. x2 = -11.8y C. y2 = -11.8x D. y2 = -2.9x

For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 38.1 m2, r = 285.7 m, find ? in radian measure

A. 0.00187 radians B. 0.00147 radians C. 0.000934 radians D. 0.000467 radians

Solve.In how many ways can you select 5 dresses out of 12 dresses?

A. 8 B. 495 C. 792 D. 99

Factor.121x4 - 16y6

A. (11x2 - 4y3)2 B. (11x2 + 4y3)2 C. (11x2 + 4y3)(11x2 - 4y3) D. prime