Solve the system of linear equations using matrices.
A. (-2, -3, -1)
B. ?
C. (-2, -1, -3)
D. {(x, y, z)
}
Answer: C
Mathematics
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A. 64x3 - 48x2 + 12x - 1 B. (16x4 - 8x2 + 1)3 C. 256x8 + 64x6 - 48x4 + 12x2 - 1 D. 64x6 - 48x4 + 12x2 - 1
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Solve the problem.A square plywood platform has a perimeter which is 6 times the length of a side, decreased by 8. Find the length of a side.
A. 2 B. 4 C. 6 D. 1
Mathematics
Solve the inequality.16 - x2 ? 0
A. x ? -4 B. x ? -4 or x ? 4 C. x ? 4 D. -4 < x < 4
Mathematics
Approximate the square root to the nearest whole number.
A. 7 B. 10 C. 8 D. 9
Mathematics