Answer:
no
Step-by-step explanation:
the x value (-1) repeats therefore it ain't a function
Answer:
Is there supposed to be a photo? Or attachment?
Step-by-step explanation:
Answer:
minus 15
Step-by-step explanation:
times the bottom by the right hand side
Answer:
3 < x < 17
Step-by-step explanation:
Given 2 sides then the possible range of the third side x is
difference of 2 sides < x < sum of 2 sides , that is
10 - 7 < x < 10 + 7
3 < x < 17