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Mathematics 8 Online
OpenStudy (anonymous):

if (-3,y) lies on the graph of (y=1/2)^x, then y=?

OpenStudy (anonymous):

1/2 multiplied by itself three times is 1 1/2 so I believe y should be 1 1/2

OpenStudy (tkhunny):

Have you considered substituting x = -3 in the expression? y = (1/2)^(-3) Where does that leave us?

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