SOLUTION: 1.y=x^2+3 2.3-4x=y Find domain and range of both one and two

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Question 23348: 1.y=x^2+3
2.3-4x=y
Find domain and range of both one and two
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
1. y=x^2+3
Domain: x can take any real number value.
Range: Since x^2 is always >=0 x^2+3 is
always >=3. So, range is >=3

2. 3-4x=y
Domain: x can take any real number value.
Range: y will cover all real number values.
Cheers,
Stan H.