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Mathematics 15 Online
OpenStudy (ttop0816):

is my answer correct?? Given that D(x) = 2x, select all of the following that are true statements. D(x) is a function. <<< x is the dependent variable. D(6) = 3<<< D(x) is a direct variation. << D(x) is a rule for the set of points (5, 10), (6, 12) and (-2, -4).

OpenStudy (shamil98):

D(6) is wrong D(6) = 12 y = 2x it is an indirect variation, not direct. the last one is correct too.

OpenStudy (shamil98):

oh my bad, it is a direct variation*

OpenStudy (shamil98):

A - right b - wrong C - wrong d - right e - right

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