Question

1)
then find the value of k by completing the
k
If one root of the quadratic equation 5m+ 2m + k = 0 is
following activity
is the root of equation 5m² + 2m + k = 0
=/ 극
- 극
is satisfies the given equation.
Substituting m =
in given equation
5 X
+ k = 0
+ 2 x
+ k = 0
+
7+k=0
k =​

Answer 1

Answer:

k=-7

Step-by-step explanation:

General from :-

5m²+2m+k=0 ; m=7/7

= 1

5×(1)²+2×1+k=0

5×1+2+k=0

5+2+k=0

7+k=0

k=0-7

k=-7