Answer:
Domain: [-20, 20]
Range: [-30, 5]
Step-by-step explanation:
The domain is the set of x values and the range is the set of y values.
The 'perfect square' method is basically saying that see if the number inside the square root is a factor of a perfect square (4, 9, 16, 25, etc). But, square root of 22 is not a factor of one of these, so you just have to approximate this. We known that square root of 25 is 5, and 16 is 4. This has to be between 4 and 5 and a little bit more to the 5 side. So, we can approximately say that:
Hope this helps!
The answer to number 1 is 14
Sorry. It's not clear. Plz tell me if there is 12 3/8in?
Answer:5
Step-by-step explanation:
Add 6 and 4
2*10-3*5
Multiply 2 by 10
20-3*5
Multiply -3 by 5
20-15
Subtract 15 from 20
5