Answer:
2·x²+4
Step-by-step explanation:
The sum is an answer to an addition problem and 2 times a number means to multiply by 2. That number is squared so you it's to the second power.
Answer:
(6*10)/5
= 60/5
= 12
Step-by-step explanation:
Answer:
6 is the coefficient
Step-by-step explanation:
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