Question

find the equation of tangent line indicated point:
y= square root of (3x-1 / 2x+1) at (-1,2)

im doing it right now.. am i on the right track? please help

Answer 1

i know i have to use the\[y-y _{1} = m(x-x _{1})\] at some point

Answer 2

and the \[f(x)= \lim_{h \rightarrow 0} \frac{ f(x-h) - f(x) }{h }\] too

Answer 3

i just dont know when

Answer 4

so far i did