Answer:
-25 ,B
Step-by-step explanation:
1: 10x-5
2: 6.5w-3y
3: 15+3n
4: not sure
Answer: B
the parabola having (1,5) as vertex have as equation:
y=k*(x-1)²+5
It is passing through (2,8)
8=k*(2-1)²+5 ==> k+5=8 ==> k=3
equation is y=3(x-1)²+5
Answer B
