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Mathematics, 21.06.2019 19:00
What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)
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Mathematics, 21.06.2019 23:30
Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3
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Mathematics, 22.06.2019 02:30
Acable company claims that the average household pays $78 a month for a basic cable plan, but it could differ by as much as $20. write an absolute value inequality to determine the range of basic cable plan costs with this cable company. a. |x β 78| β₯ 20 b. |x β 20| β₯ 78 c. |x β 20| β€ 78 d. |x β 78| β€ 20
Answers: 1
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