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Determine if each equation defines y as a function of x.
1. y = x^3
I say yes.
2. y = | x |
I say yes.
3. y = ± sqrt{1 - 2x}
I say yes.
Do you agree? If not, why not?
The greatest truth about the Rapture is not its timing but it's reality.
Dr. David Jeremiah
Online
1. agree
2. agree
3. no: plus-minus means every x gives 2 y's.
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1. agree
2. agree
3. no: plus-minus means every x gives 2 y's.
I had a feeling that number 3 is not a function but didn't know the reason why.
The greatest truth about the Rapture is not its timing but it's reality.
Dr. David Jeremiah
Online
Pages: 1