Which expressions are quadratic expressions? Check all that apply.
z2
2x + 7x β 10
2x2...
Mathematics, 09.12.2020 19:40 TwentyOnePawPrints21
Which expressions are quadratic expressions? Check all that apply.
z2
2x + 7x β 10
2x2 + 9x β 7
500(0.25)t β 1
13x3 + 21x2 β 5
Answers: 3
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What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?
Answers: 2
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The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.
Answers: 3
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Human body temperatures have a mean of 98.20Β° f and a standard deviation of 0.62Β°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07Β°f 97.33Β°f 99.60Β°f 100.45Β°f
Answers: 1
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