Answer:
C. (x-3)^2
Step-by-step explanation:
x^2-6x+9 is a perfect square meaning that (a-b)^2=a^2-2ab+b^2
x^2-6x+9 --> a=x, b=3
so (a-b)^2=(x-3)^2
Answer:
Step-by-step explanation:
Complement of the event

Communicative Property: (5+7) +3
Associative prop: (3+5) +7 or (3+7) +5
And the last one, I don’t fully understand what it is asking, but I believe it is asking for the answer which would be 15