Answer:
p = -6.32, 6.32
Step-by-step explanation:
[tex]3 {p}^{2} - 120 = 0[/tex]
[tex] {p}^{2} - 40 = 0[/tex]
[tex] {p}^{2} = 40[/tex]
p = -2√10, 2√10
p= -6.32, 6.32
