Answer:
No, because <em>x</em> has multiple values for <em>y</em>.
Step-by-step explanation:
Any input into a function has to map into exactly one output. The input, <em>x</em>, has multiple values for <em>y</em>. Therefore, it is not a function.
Answer:
If you mean 10/9 then the answer should be 1.1 repeating itself
Step-by-step explanation:
Answer:
<em><u>Hence</u></em><em><u>,</u></em><em><u> </u></em><em><u>simplified</u></em><em><u>. </u></em>