When b=0
f(x)=ax^2+c
test each
A. with x^2-1, A is false
B. with -x^2-1, B is false
C. cannot find contradiction
D. the axis is actually x=0, 0 is nithere positive nor negative, false
answer is C
F(x)=3x^2-5 when x=-11
f(-11)=3(-11)^2-5
f(-11)=-33^2-5
f(-11)=1089-5
f(-11)= 1084
Hope this could help!
Answer:
3
Step-by-step explanation:
12÷4=3
Hope this will help you!
Answer:
average acceleration a=change in velocity / time it took to get to velocity
a=(45-0)mph / 2s = 22.5 mph/hr/s
Step-by-step explanation:
