Photo-math take a picture of your problem and it will give you your answer
Answer:

Step-by-step explanation:
You don't need to memorize all of the square roots. Looking at each square root, find a number close to it that you know -- The square root of five is close to the square root of four, which is 2. The square root of 28 is close to the square root of 25, which is 5. 28 is a slightly bigger than 25, so the square root will be slightly greater than 5.
Answer: Since the second differences are constant, there is a quadratic relationship between and .
Step-by-step explanation:
It is 3. Because a square root is anything times itself to make an answer. For example: