1.

Let f(x)=∣∣∣∣∣6−cos2xcos2x4sin2xsin2x5+cos2x4sin2xsin2xcos2x5+4sin2x∣∣∣∣∣, where x∈R. If M and m denote the maximum and the minimum values of f respectively, then the value of M−m is

Answer» Let f(x)=

6cos2xcos2x4sin2xsin2x5+cos2x4sin2xsin2xcos2x5+4sin2x

,
where xR. If M and m denote the maximum and the minimum values of f respectively, then the value of Mm is


Discussion

No Comment Found