Answer:
y = 2x² + 16x + 11
Step-by-step explanation:
first foil (x + 4)² to get x² + 8x + 16
distribute 2 to get 2x² + 16x + 32
subtract 21 from 32
The diameter of a circle passes through the middle
Answer:
e represent a fraction happy to help
I think it’s B i hope this is correct have a great day :)