Answer:
Step-by-step explanation:
hello :
2x²+12x+2y²−16y−150=0
divide by 2 : (x²+6x)+(y²-8y)-75 =0
(x²+6x+9)-9+(y²-8y+16)-16-75 =0
(x+3)²+(y-4)² =10²
The coordinates of the center are (−3,4), and the length of the radius is 10 units.
I think it would be B i hope this helps
Percent of Change:
Difference/Original
(20-16)/16 = 4/16 = 1/4 = 25% increase
Answer:3.6
Step-by-step explanation: