1.The function f(x)=[x]⋅cos(2x−12)πf(x) = [x] \cdot \cos\left(\dfrac{2x-1}{2}\right)\pif(x)=[x]⋅cos(22x−1)π, where [⋅][\cdot][⋅] denotes the greatest integer function, is discontinuous at:a.all xxxb.all integer pointsc.no xxxd.xxx which is not an integerLogin to continueOnly logged in users canattempt or see the solution.
