The funtion y = 2 ^ x is equivalent to

[wiishesssss]

The funtion y = 2 ^ x is equivalent to

a) y = xlog2
or
b) x = ylog2
or
c) x = log (base of 2) y

 

[skeeter]

learn this ...

if \(\displaystyle \L a = b^x\), then \(\displaystyle \L x = \log_b{a}\)

 

[wiishesssss]

got it ..
when you have log (base b) a = x; b^x = a
y = 2^x

choice c) log (base 2) y = x