Question 867047
y = (1.7)^x
we use the definition of logarithms to write
x = log base 1.7 of y
here is the graph of y = (1.7)^x
{{{ graph( 300, 200, -4, 4, -5, 5, 1.7^x) }}}
looks like x = 2.8 when y = 4
let's check using the logarithm equivalent
x = log base 1.7 (4)
x = 2.6