Answer:
The answer is B.
Step-by-step explanation:
Obvious answer cause A is too low to be $9.00. C and D are to high for it to be $9.00 so its B. Hope this helps.
Answer:

Step-by-step explanation:
The change of base formula is
, therefore:

I am really not sure but i think the answer is 29 is there any choices?!?
I found that because i divided 130.50 by 4.5. =)
Hope that helped
Answer:
option 3
Step-by-step explanation:
Larger the value of '' a '' makes the parabola narrow.
A positive value of '' a '' which is close to 0 makes the parabola wide.
<em><u>To find the widest graph , find the smallest </u></em><em><u>a</u></em><em><u>. (or </u></em><em><u>a</u></em><em><u> closest to zero)</u></em>
option 1

option 2

option 3

option 4

Positive and negative value of ' a ' decides the direction the parabola opens.
But we have to find the widest parabola irrespective of the direction.
So we will find the smallest ' a '

