The existence proof of the empty set is an absolute gem
Answer:
(x + 4)
Step-by-step explanation:
x - 2 = 0, so x = 2
x - 4 = 0, so x = 4
x - 6 = 0, so x = 6
Answer:
5x+3
Step-by-step explanation:
substitute x for the unknown number
Answer: you are correct the correct answer is A
Answer:
-4, -x^2, x^2, 4
Step-by-step explanation: