Which of the following functions is periodic?

Which of the following functions is not periodic? (a) |sin3x|+sin^2x (b) cossqrt(x)+cos^2x (c) cos4x+tan^2x (d) cos2x+sinx

Which of the following function is/are periodic? A. f(x)={1,0,x is rationalx is irrational B. f(x)={x−[x],12,2n≤x<2n+12n+1≤x<2n+2 where [.] denotes the greatest integer function n∈Z C. f(x)=(−1)[2xπ, where [.] denotes the greatest integer function D. f(x)=x−[x+3]+tan(πx2), where [.] denotes the greatest integer function, and a is a rational number

Which of the following functions is not performed by xylem?

Which of the following function is even function

Which of the following is quartan in periodicity?

Which of the following functions has inverse function?

Which of the following will function as buffer?

Which of the following function perform of atriopeptin?