SOLUTION: Which of these equations represent functions? Check all that apply. A. y = (x - 2)^2 + 5 B. x^2 - 4y^2 = 1 C. y = 3x - 3 D. y = 4x^5

Algebra ->  Functions -> SOLUTION: Which of these equations represent functions? Check all that apply. A. y = (x - 2)^2 + 5 B. x^2 - 4y^2 = 1 C. y = 3x - 3 D. y = 4x^5       Log On


   

Question 144988: Which of these equations represent functions? Check all that apply.
A. y = (x - 2)^2 + 5
B. x^2 - 4y^2 = 1
C. y = 3x - 3
D. y = 4x^5

Found 2 solutions by jim_thompson5910, stanbon:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Choices A,C, and D are all functions. If you graph each one, you'll notice that they all pass the vertical line test

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A,C,D
Cheers,
Stan H.