Write a while loop that multiplies userNum by 2 while userNum is less than 50, displaying the result after each multiplication. Ex: For userNum = 4, output is: 8 16 32 64 (with each value output on a separate line) need what to put for code exactly.

\begin{tabular}{l|l} CHALLENGE & 4.5.1: LoOps. \end{tabular} 451044.2588926.q3zqy7 Jump to level 1 Write a while loop that multiplies userNum by 2 while userNum is less than 50 , displaying the result after each multiplication. Ex: For userNum =4, output is: 8163264 (with each value output on a separate line) \begin{tabular}{l|l} 1 & let userNum =4;// Code will be tested with values: 4,10 and 60 \\ 2 & var ans =";; \\ 3 & while(userNum+=4; \\ 5 & ans += userNum +" "; \\ 6 & console. log( ans ); \\ 7 & con \\ 8 & \end{tabular}