Factoring the expression would be 6a(2a^2+4a-1)
Answer:
6
Step-by-step explanation:
The correct answer is: [B]: " y = 3x² − 3 " .
____________________________________________________________
Answer: There will be 42 games played.
Step-by-step explanation:
The number of combination to arrange n things if r things are taken at a time:-
Similarly, the number of combination to arrange 7 teams if 2 teams are taken at a time:-
∴ Number of combination to arrange 7 teams if 2 teams are taken at a time=21
Also, each team plays each of the other teams twice.
Then, the number of games will be played:
Hence, There will be 42 games played.