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
Answer:
(it will take super long for me to answer this)
Step-by-step explanation:
Use desmos graphing calculator, put in your f(x)/y values and you will get all of the answers you need. Hope this is helpful :)
Answer:
x > 90, C
Step-by-step explanation:
20 + 2 < x / 3 - 8
x / 3 - 8 > 22
x / 3 > 30
x > 90
Answer:
there should be a pic or a diagram
Step-by-step explanation: