Answer:
See below
Step-by-step explanation:
The solution choices all agree that x = 1±√2. The second equation tells you ...
y = ±2√(x+2)
so the sign of the √2 term in x is the same as the sign of the √2 term in y. The answer choices circled in red are the ones that meet this requirement.
Answer:
2. is not an equation
Step-by-step explanation:
An equation always has an equal sign. An expression doesn't
Answer:
The number of candy bars they sell is the independent variable