Answer:
3
*if you ever need to do more math like this, I suggest using desmos :)
Answer:
The first one
Step-by-step explanation:
The amplitude is usually the first number (for example, in this equation, the 3). Then you also know that the right or left shift depends on the addition or subtraction sign. Usually, the subtraction sign means to the right and the addition sign means to the left.
Just add them all up and then divide by 10, because thats the number of numbers. Youll be able to find the median doing this