What is the integral of sqrt(49-x^2)dx from [-7,7]?
#int_-7^7sqrt(49-x^2)dx#
1 Answer
Feb 12, 2018
Without even doing integration, I can tell you it will be
#49/2pi#
The graph of
#A = (7^2pi)/2 = 49/2pi " " u^2#
We can see from the graph that it indeed is a semi-circle of radius
Hopefully this helps!