A direct variation is a proportional equation. Such as:
For every 3 cookies, linda gets 1 glass of milk. The equation for this is y=3x where y is the glasses and x is the cookies. this is a direct variation. It also has a linear line. Linear means straight. Rate of change and slope are the exact same thing. They are the value of 'm' in y=mx+b
Hi I think the answer is 24 hope that’s right
Answer:
0.75 - 0.8
Step-by-step explanation:
4.5/6 = 0.75
The closest number to round 0.75 to is 0.8
Answer:
1 day: 4480
2 days: 8960
3 days: 13440
---- function inverse
Step-by-step explanation:
Given

Solving (a): The amount present after 1 day.
Here, 
So:

Solving (b): The amount present after 2 days.
Here, 
So:

Solving (c): The amount present after 3 days.
Here, 
So:

Solving (d): The inverse function of:

Replace f(x) with y

Swap x and y

Rewrite as:

Divide by 4

Take square roots

Replace y with function inverse
