Question

Q7
-3 is a root of quadratic
equation 3x² + 13x + p = 0
then value of p is​

Answer 1

Answer:

what is this brother and what is your questions I am not understanding your question

Answer 2

$3x^{2}$+13x+p=0

put the root in eq.

$3(-3)^{2}$+13(-3)+p=0

27-39+p=0

-12+p=0

p=12

so,the value of p is 12...i hope you understand