You times 4 by everything inside the parentheses, so the answer would be as follows. 16a + 20b - 12
Answer:
I can't post a picture, so I'll just type it out.
Standard form: ax^2+bx+c
Quadratic Formula: -b + or - Square root of b^2-4ac/2a
Vertex form: a(x-h)+k
Step-by-step explanation:
