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How to find the y-intercept given #y= (1/2)^x - 4#?

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May 5, 2015

The y-intercept is the value of #y# at the point on the function where #x=0#

#y=(1/2)^x-4# with #x=0#

#y=1 -4 = -3#

The y-intercept is at#(-3)#

May 5, 2015

Set #x=0# in your function and remember that #a^0=1#.

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