I was trying to find root for two non-linear equations.  My equation is similar as follows:
 120 – 5* exp(b0+b1*4)
/ (1+ exp(b0+b1*4) ) = 0
 690 – 31*
exp(b0+b1*4) / (1+ exp(b0+b1*4) ) =0
 
How could find value of bo and b1 root values? 
Thank you in advance.
 
Saymi
	[[alternative HTML version deleted]]

