Mathematics, 23.08.2021 14:00 leaving2020asap
Prove that the roots of the equation (b + c – 2a)x² + (c + a – 2b)x + (a + b – 2c) = 0 are rational.
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Abox of chocolates costs $7. which equation relates the number of boxes sold (x) and total cost of the boxes sold (y)?
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The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125
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Which system of linear inequalities is represented by the graph?
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Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.
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Prove that the roots of the equation (b + c – 2a)x² + (c + a – 2b)x +
(a + b – 2c) = 0 are rationa...
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