Question #37c8a
1 Answer
Feb 13, 2018
See below...
Explanation:
#cot(3a+x)=0#
#=>cot(3a+x)=cot(pi/2)#
#=>3a+x=npi+(pi/2)#
#=>x=npi+pi/2-3a" "(n in I)# Hope it helps...
Thank you..
