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Mathematics 12 Online
iuytyuioiuytyuiop:

math problem

iuytyuioiuytyuiop:

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iuytyuioiuytyuiop:

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iuytyuioiuytyuiop:

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iuytyuioiuytyuiop:

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iuytyuioiuytyuiop:

@AZ

AZ:

So take a few points on the main graph and switch the x and y values so we have (0, 1) the inverse of it would have points (1, 0)

AZ:

Do that for a few different points and see what the line looks like that will be your answer

iuytyuioiuytyuiop:

sorry im not sure

AZ:

So you see that first graph they gave you? That's the original function Can you tell me some points that are on that line

iuytyuioiuytyuiop:

7,2

AZ:

no

AZ:

Remember x values first and then y-values

iuytyuioiuytyuiop:

2,7

AZ:

yes so that means for the line we're looking for- the inverse of the original function it's going to have the x and y switched so it will be (7, 2)

AZ:

which of your answer choices has (7, 2) on it?

iuytyuioiuytyuiop:

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AZ:

Good! And that's going to be the inverse function's graph

iuytyuioiuytyuiop:

can i do this for the rest of the uestions?

AZ:

yes, but sometimes you'll have to use more than one point so that way you can eliminate it to one answer choice so like you could also see that (0, 1) is on the original question so that means your answer choice should have (1, 0) on the graph

iuytyuioiuytyuiop:

but e did it once

AZ:

yes, and we only used one point but to be safe we can use more than one

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