if C(a^2-a,2)=C(a^2-a,4),. then a=
Attachments:
Answers
Answered by
6
' Hola User_________________
Here is YOUR Answer...!!!
_________________________
↪⭐Actually welcome to the concept of the P AND C ....
↪Since tho property used is ....
↪nCp = nCr
↪then always p+ r = n
↪so after solving we get as ....
↪a^2 - a - 6 =0
↪solving this quadratic equation we get as ...
↪〽⭐a = 3
________________________
⭐⭐⭐〽〽〽〽⭐⭐⭐⭐⭐
Here is YOUR Answer...!!!
_________________________
↪⭐Actually welcome to the concept of the P AND C ....
↪Since tho property used is ....
↪nCp = nCr
↪then always p+ r = n
↪so after solving we get as ....
↪a^2 - a - 6 =0
↪solving this quadratic equation we get as ...
↪〽⭐a = 3
________________________
⭐⭐⭐〽〽〽〽⭐⭐⭐⭐⭐
Attachments:
Answered by
4
Answer: 3
Step-by-step explanation:
sowmiya35:
u ignore me?
Similar questions