princessbrebre4482
23.11.2020 •
Mathematics
Factor completely and then place the factors in the proper location on the grid. X 2+13x+36
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Ответ:
(x+9)(x+4)
Step-by-step explanation:
use that x²-Sx+P =0 where sum S = root1+root 2, product P=Root1 *root2
x²+13x+36
so here S =-13 and P=36 so whhat 2 numbers add to -13 and multiply to 36?
-9 and -4
so it can be factor as (x-root1)(x-root2) =(x- -9)(x- -4)=
(x+9)(x+4)
Ответ:
to find the distance you count from -5.75 to 5.75
-5.75, -4.75, -3.75, -2.75, -1.75, 0.75, 1.75, 2.75. 3.75, 4.75, 5.75
if you count in between the -5.75 and 5.75 you get 9
the distnace betwen the orignial point and reflected point is 9