Answer:
f
(
2
)
=
20
Explanation:
To evaluate f
(
2
)
substitute x = 2 into f
(
x
)
f
(
2
)
=
(
×
2
2
−
(
4
×
2
×
x
=
28−
8
=
20
If you would like to find the function that gives the profit Betty makes by selling a number of glasses of lemonade, you can find this using the following steps:
p ... profit
g ... glasses of lemonade
f(g) = p = g * $1 - $50
The correct result would be f(g)<span> = g * $1 - $50.</span>
Answer:
Step-by-step explanation:
<u>Find the unit rate of the data in the table:</u>
- y = kx
- 2 = 6k
- k = 2/6
- k = 1/3
<u>The equation is:</u>
<u>Compare this with the others:</u>
- A. 3/11 < 1/3 = 3/9 ⇒ yes
- B. 2/5 > 1/3 = 2/6 ⇒ no
- C. 9/23 > 1/3 = 9/27 ⇒ no
- D. 4/13 < 1/3 = 4/12 ⇒ yes
- E. 3/8 > 1/3 = 3/9 ⇒ no
