Unable to use bootstrap 4 multi item carousel using angular 6

[d...@2x12.in]

here i am displaying some data using the bootstrap 4 carousel multi item using angular 6 & jquery here the issue when ever i use previous & next button to move the scroll it is giving lagging i mean instead moving all slides at once it is moving only one  later moving all 

below is my working in stackblitz

https://stackblitz.com/edit/angular-pt4sbq