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Mathematics 7 Online
OpenStudy (anonymous):

Which exponential function does not have an x-intercept? f(x) = 5x – 5 – 1 f(x) = 5x – 5 – 5 f(x) = -5x – 5 + 5 f(x) = -5x – 5 – 1

OpenStudy (anonymous):

the third one i think? because the -5+5 is cancelled out ;eaving no x intercept

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