f(x)=e2x+1−3f(x) = e^{2x+1} - 3f(x)=e2x+1−3
State the range of fff
The curve y=f(x)y = f(x)y=f(x) meets the yyy-axis at A A\,A and the xxx-axis at BBB. Find the exact coordinates of A A\,A and BBB.
Find the equation of the tangent to the curve at AAA.