lim (x → 0) (1 - cosmx)/(1 - cosnx) lim x tends to 0 1-cosmx/1-cosnx Evaluate: lim(x→0) (1 - cos mx)/(1 - cos nx) lim x → 0 (1-cos mx/1-cos nx) Evaluate : limx→0[1-cos(nx)/1-cos(mx)] #math #calculus