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If a circle has the dimensions? given, determine its circumference. a. 21 ft diameter b. fraction 7 over pi ft radius
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Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
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Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least โc.โ using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least โcโ?
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If tan2a=cot(a+60), find the value of a, where 2a is an acute angle
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If a circle has the dimensions? given, determine its circumference. a. 21 ft diameter b. fraction 7...
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