For part a x=0 because anything to the power of 0 is 1
For part b any number could be x, because 7^0 is one and 1 to the power of anything will be 1
Hope this helps!
The inverse would make the inputs the outputs (switching the x's and y's) because plugging in 4 into the inverse would somehow output 4 and 5, the inverse could not exist. plug in the inverse points to see that the vertical line test would fail.
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I think the half gallon cause u get more milk than a quart for just one dollar.
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4? Is this even a questions? I think people work 3-7 hours a day at a normal office job...
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