Answer:
B
Step-by-step explanation:
The expression can be written as

The - can be taken out from under the radicand and a 2 can be factored out of the expression to leave you with the expression

Answer:
The rational numbers (ℚ) are included in the real numbers (ℝ), while themselves including the integers (ℤ), which in turn include the natural numbers (ℕ)
Step-by-step explanation:
The answer is c i hope this help you out.
It depends on your goals.
typically it's B but it could be D
Answer:
y= -4/3x - 9
Step-by-step explanation: