how do i fin the y intercept for the function y=0.5(1/4)^x ?????MEDAL
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OpenStudy (anonymous):
replace \(x\) by \(0\)
that is how you find the y intercept of any function
it is always \(f(0)\)
OpenStudy (misty1212):
HI!!
OpenStudy (here_to_help15):
Hello MISTY :D
OpenStudy (misty1212):
\[\left(\frac{1}{4}\right)^0=1\] just like any number to the power of zero is one
OpenStudy (misty1212):
HI!!
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OpenStudy (anonymous):
what do you like how does that look written out??? HI(:
OpenStudy (anonymous):
okay so the y intercept is 1?
OpenStudy (misty1212):
\[y=0.5\left(\frac{1}{4}\right)^0=0.5\times 1=0.5\] that is written out
OpenStudy (anonymous):
i thought 0.5 is the slope?
OpenStudy (anonymous):
@satellite73
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OpenStudy (anonymous):
just someone okay i get the process of how you did that but i just want to know 100% that it is 0.5 even though the slope is the same @misty1212
OpenStudy (er.mohd.amir):
intercept is zero y=mx+c here y-intercept is c compare your eq with this
OpenStudy (anonymous):
okay so its actually 0 in every case that ^x is in a function
OpenStudy (anonymous):
this is an exponential function, it is not a line, it does not have a slope
OpenStudy (anonymous):
ugh thank you i was so confused it looked like mx+b and it was asking for a y intercept thank you!!!! but this is exponential decay and y intercept is no solution