Solve using Gauss-Jordan elimination. 6x + 4y = 0 4x + 2y = -2
A. (3, -2)
B. (-2, -3)
C. (-2, 3)
D. No solution
Answer: C
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A. 55 B. 41 C. 21 D. 48
Find the mean for the list of numbers.Annual sales bonuses: $3160, $4820, $1160, $4170, $5860, $2680Round answer to the nearest whole number if necessary.
A. $3641 B. $4170 C. $3642 D. $1160
Draw a unit circle centered at the origin and sketch?A = 150°. Label as P where the side of A, not on the x-axis, intersects the unit circle. Find and label the coordinates of P on the unit circle.
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Solve the problem.A washer is made by removing a circular disk from the center of another circular disk of radius 11 ft. If the disk that is removed has radius x, write a completely factored polynomial whose values give the area of the washer.
A. ?(11 - x)(11 + x) B. ?(11 - x)2 C. ?(22 - x)2 D. ?(22 - x)(22 + x)