If there are two distinct zeros, enter them separated by a comma. If there is a single zero, enter it. If there are no zeros, enter the word none.
Find the zeros of the quadratic function from its graph.
y = x2 + 9x + 20
1 2
الفا
4
G
-10
-9
-8
-6
5
-2
- 1
0
1

Given that,

An equation :

To find,

The zeros of the above function.

Solution,

To find zero, put y = 0

So, the zeros of the above quadratic equation is -4 and -5.

i dont know

step-by-step explanation:

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.