Solve.The area of a rectangle must be at least 84 square feet. If the length is 7 feet, find the minimum for the rectangle's width.
A. ft
B. 12 ft
C. 35 ft
D. 13 ft
Answer: B
Mathematics
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A. 1
B. 1
C.
D. 15
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Solve the system by graphing. 3x + y = 16 4y = 64 - 12x
A. (5, 1) B. Infinitely many solutions C. No solution D. (0, 16)
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Solve the inequality. Express your answer using interval notation.|x| > -6
A. (-6, 6) B. {6} C. (-?, ?) D. no solution
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Find the vertices of the ellipse. +
= 1
A. (6, -3), (-6, -3)
B. (, -3), (-
, -3)
C. (, 0), (-
, 0)
D. (6, 0), (-6, 0)
Mathematics