limit y tends to 0 '[((x+y)sec(x+y)-xsecx)/y]'||'[((x+y)sec(x+y)-xsecx)/y]' limit y tends to 0
limit y tends to 0 '[((x+y)sec(x+y)-xsecx)/y]
((x+y)sec(x+y)-xsecx)/y]' limit y tends to 0
Evaluate limy→0(x+y)sec(x+y)−xsecx/y
#limit
#concepts_and_methods