Answer: 1
Step-by-step explanation:
rewrite x^2 + y^2 -1 = 0 as x^2 + y^2 = 1
the 1 on the right hand side of the equation is equal to the radius squared
1 = r^2
r = 1
You can perform the horizontal line test on the original to see if the inverse will be a function. You will not perform the horizontal line test on the inverse.
Answer:
inequality is n< with the line under 12 or n= , with the line under it 12
Step-by-step explanation: