Answer/Step-by-step explanation:
3. Function: NO
Justification: there will be more than one y-value/output related to one x-value/input.
4. Function: YES
Justification: There are exactly one y-value/output related to each input/x-value in the relation.
5. Function: YES
Justification: each x-value/input is mapped to exactly one y-value/output. No input value is mapped to more than one output value.
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A. r=1 d=2
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Answer:
x < -7
Step-by-step explanation:
3x < -21
<u>Step 1: Divide both sides by 3</u>
3x < -21
3x / 3 < -21 / 3
x < -7
Answer: x < -7
