да 2. Given that := f(x,y), where r = 20 cos 8 and y = a sin 8. Find a: and Hence, show that 2 +2 a ar 1 8 да + 2 28 (6
Posted: Tue Apr 26, 2022 5:37 pm
да 2. Given that := f(x,y), where r = 20 cos 8 and y = a sin 8. Find a: and Hence, show that 2 +2 a ar 1 8 да + 2 28 (6 marks