The period of $f(x)=3\sin\frac{πx}{3}+4\cos\frac{πx}{4}$ is
Answer & explanation
Correct answer: option 3
Period of $\sin\frac{πx}{3}$ is 6
Period of $\cos\frac{πx}{4}$ is 8
The L.C.M. of 6 and 8 is the required period.
The period of $f(x)=3\sin\frac{πx}{3}+4\cos\frac{πx}{4}$ is
Correct answer: option 3
Period of $\sin\frac{πx}{3}$ is 6
Period of $\cos\frac{πx}{4}$ is 8
The L.C.M. of 6 and 8 is the required period.