m
Answers
Answered by
1
Answer:
m=+21 or m=-1
Step-by-step explanation:
m²-21m+m-21=0
(m-21)(m+1)=0
Similar questions
Social Sciences,
1 month ago
Social Sciences,
1 month ago
English,
2 months ago
Physics,
2 months ago
History,
8 months ago