Solve the inequality.The equation
can be used to determine the approximate profit, y in dollars, of producing x items. How many items must be produced so the profit will be at least 
A. x ? 2,012,050
B. x ? 2,011,950
C. 0 < x ? 2,012,049
D. x < 2,012,050
Answer: A
Mathematics
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For the given polar equation, write an equivalent rectangular equation.r2 = 22r cos ?
A. x = 22 B. (x - 11)2 + y2 = 0 C. x2 + (y - 11)2 = 121 D. (x - 11)2 + y2 = 121
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Factor completely.6x2 - 26x - 20
A. 2(3x - 2)(x + 5) B. 2(3x + 2)(x - 5) C. (3x + 2)(2x - 10) D. (6x + 4)(x - 5)
Mathematics
Rewrite the expression using the Distributive Property and simplify the result.-4(-9y + 8)
A. 36y - 32 B. 36y + 32 C. 36y + 8 D. -9y - 32
Mathematics
Describe the set of points (x, y, z) defined by the equation.z = 0
A. All points of the form (0, y, 0) B. All points of the form (x, y, 0) C. All points of the form (x, 0, 0) D. Only the point (0, 0, 0)
Mathematics