Question

p^2=13p-36
Хееееелп сроооочно

Answer 1

P^2=13p-36
p^2-13p+36=0
p^2-4p-9p+36=0
p*(p-4)-9(p-4)=0
(p-4)*(p-9)=0
p-4=0, p-9=0
p1=4, p2=9