Y² + 10z - 10y - yz = (y - 10)(y - z)
Answer:

Step-by-step explanation:
The expression in the square root should be greater than or equal to zero, because square root of a negative number does not give a real number.

Answer:
I think -7; +1
(sorry if I write this but the answer must be at least 20 characters long)
Answer:
Add them up so ur answer can be right
Answer:100 L-?
Step-by-step explanation: