Mathematics, 12.01.2020 01:31 nikejose11
If alpha and beta are the root of equation x^2+x-2=0 find the value of 1/alpha^2+1/beta^2
Answers: 3
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Multiplying an even number of negative numbers gives an answer that is choose from:
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Mathematics, 21.06.2019 18:20
Find the solution of this system of equation -7x+y=-20 9x-3y=36
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Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.
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Mathematics, 21.06.2019 19:30
Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.
Answers: 1
If alpha and beta are the root of equation x^2+x-2=0 find the value of 1/alpha^2+1/beta^2...
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