inverse trigno

Question 1

∫1/√(1 - x2) dx

Answer 1

= arc sinx + C

Question 2

∫ 1/√(1 - x2) dx

Answer 2

= -arc cosx + C

Question 3

∫1/(1 + x2) dx

Answer 3

= arc tanx + C

Question 4

∫ 1/(1 + x2 ) dx

Answer 4

= -arc cotx + C

Question 5

∫ 1/x√(x2 - 1) dx

Answer 5

arc secx + C

Question 6

∫ 1/x√(x2 - 1) dx

Answer 6

= -arc cosec x + C