<h3>
Answer:</h3>
See the attachment
<h3>
Step-by-step explanation:</h3>
The solid dot on the right-hand portion of the curve means the function is defined for x ≥ 2. Choices A and C have that condition.
The function is linear for x ≥ 2, so matches selection C, not A.
Answer:

Step-by-step explanation:
We are to multiply;
× 
We first multiply 2 × 5 to get 10
Then multiply 3 × 7 to get 21
Finally divide 10 ÷ 21 to get 