Y yashbb Active Member Joined Aug 15, 2021 Messages 194 Gender Male HSC 2022 Nov 18, 2021 #1 Ty Attachments image.jpg 2.9 MB Views: 39
E ExtremelyBoredUser Bored Uni Student Joined Jan 11, 2021 Messages 2,479 Location m Gender Male HSC 2022 Nov 18, 2021 #2 yashbb said: Ty Click to expand... get the RHS term to LHS and prove that, it should be more easier now. If you're stuck just reply and I'll show working out. so prove: 2sin^-1(2/3) - sin^-1(4sqrt(5)/4) = 0 its just normal inverse trig methods
yashbb said: Ty Click to expand... get the RHS term to LHS and prove that, it should be more easier now. If you're stuck just reply and I'll show working out. so prove: 2sin^-1(2/3) - sin^-1(4sqrt(5)/4) = 0 its just normal inverse trig methods
J Jerryclover Member Joined Aug 8, 2021 Messages 46 Gender Male HSC 2021 Nov 18, 2021 #3 I think this