18n² + 21n +6 can you help me what is the answer
Answers
Answered by
0
Step-by-step explanation:
I think this will help you
plz follow me
Attachments:
Answered by
0
Answer:
n=-1/2. or -1/3.
Step-by-step explanation:
=18n²+21n+6
=6n²+7n+2. {dividing by 3}
=now P(x)=0
=6n²+7n+2=0
=6n²+3n+4n+2=0
=3n(2n+1)+2(2n+1)=0
=(3n+1)(2n+1)=0
=3n+1=0. and 2n+1=0
=3n=-1. and 2n=-1
:::::::n=-1/3. and n=-1/2:::::::::::
n=-1/3. and n=-1/2
this is the answer
Similar questions