Solve the polynomial inequality. Express the solution in interval notation.x2 - 3x - 10 ? 0
A. (-?, -2] ? [5, ?)
B. [-2, 5]
C. [5, ?)
D. (-?, -2]
Answer: B
Mathematics
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A. A, B, and C B. C C. A and B D. none of these
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Use both properties of equality to solve the equation.7n - 8 = 48
A. 53 B. 8 C. 49 D. 14
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Find the amount of the sales tax or the tax rate and the total cost. Round money answers to the nearest cent.Cost of item: $280 Tax rate: 3%
A. $5.60, $285.60 B. $84.00, $364.00 C. $8.40, $288.40 D. $11.20, $291.20
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Make the indicated conversion within units of time.Convert 6 weeks to days.
A. 84 days B. 144 days C. 360 days D. 42 days
Mathematics