PLZ GIVE THE LEVEL OF THIS QUESTION AND ALSO EXPLAIN ITS SOLUTION :
If f is a polymial function satisfying the condition f(tan x) + f(cot x) for all x Ε (-π/2 , +π/2 )-{0} and f(2)=9 , then f'(2)= ?
[i] 10
[ii] 8
[iii] 6
[iv] 12 [ANSWER : 12 ]
PLZ GIVE THE LEVEL OF THIS QUESTION AND ALSO EXPLAIN ITS SOLUTION :
If f is a polymial function satisfying the condition f(tan x) + f(cot x) for all x Ε (-π/2 , +π/2 )-{0} and f(2)=9 , then f'(2)= ?
[i] 10
[ii] 8
[iii] 6
[iv] 12 [ANSWER : 12 ]
Jithin Sarma , 15 Years ago
Grade 12
