Question
Calculate the area under the graph of f(x)=1/(x^2+1) in the first quadrant
a) pi/4
b) pi/2
c) pi
d) infinite
a) pi/4
b) pi/2
c) pi
d) infinite
Answers
oobleck
c'mon - this is one of the standard forms -- arctan(x)
Alice pleaseeeeee
I don't understand. what do you mean?
R_scott
a trig substitution is used when calculating the integral
as oobleck says, it's a standard trick
as oobleck says, it's a standard trick