Step-by-step explanation:

Factors of 4: 2 and 2
y= (x+2)²
+√y or -√y = x+2
x= 2+√y , 2-√y
interchange variables
y= 2+√x , 2-√x
f ⁻¹(x) = 2 + √x, 2 - √x
Answer:
16920
Step-by-step explanation:
6% of 18000 is 1080 so 18000-1080 is 16920
Answer:
D. y=-2x+4
Step-by-step explanation: