1. 3rd one, because for each x there's only one y.
2. The domain are x's, so it's <span> {2, 4, 6, 8}
3. </span>The range are y's, so it's <span> {1, 2, 3, 4}
4.

5.</span>

6. <span>

7.

</span>
Easy 130-89=41 so he has to save up 41 more dollars
1792=3x+14
I’m not sure that’s all the way correct
Hello,
z=(1/√2-1/√2 i)^6=1/8*(1-i)^6=1/8*(√2∡-45°)^6=1/8*8∡-270°=1∡90°=i
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