Question

if one of the roots of x²+px-4=0 is -4 the the value is​

Answer 1

Step-by-step explanation:

Here , -4 is one of root of this equation .

Let's put x = -4 in the given equation

:- x ^2 + px - 4 = 0

:- (-4)^2 + p (-4) -4 =0

:- 16 - 4p -4 =0

:- 16 - 4p = 0 +4

:- 16 - 4p = 4

:- -4p = 4 -16

:- -4p = -12

:- p = -12 / -4

:- p = 3

The value of p is 3 .

Hope this answer will help you .....

Answer 2

Answer:

the answer is in above attachment ,plz refer to it dear and don't forget to mark me as brainliest