Answer:
12
Step-by-step explanation:
since i helped can i have brainlist please :D
Answer:
wait.. almost done...
Step-by-step explanation:
Answer:
D. (3; -4)
Step-by-step explanation:
.............
Answer:
100
Step-by-step explanation:
To make a perfect square trinomial, you want to divide the use the following equation to find the missing constant:
when the quadratic is in standard form.
In this case, we would divide -20 by 2 and square it
-20/2 = -10
(-10)^2 = 100