Posted by **L0vely** on Tuesday, May 14, 2013 at 12:21pm.

x: 2 | 4 | 6

y: 1 | 0 | -1

Please show me how to find the rule, thanks.

such as...

y= *equation*

- Functions - Math - 8 -
**Steve**, Tuesday, May 14, 2013 at 12:35pm
as x goes up by 2, y goes down by 1, so

y = -1/2 x + c

Now plug in a point: (2,1)

1 = -1/2 (2) + c

c = 2

so, we have

y = -1/2 x + 2

## Answer This Question

## Related Questions

- Math - Calculus Question. - hey can someone explain to me the relationship ...
- advanced functions/precalculus - 1. The function f(x) = (2x + 3)^7 is the ...
- Trig - Let f and g be two invertible functions such that f^-1(x)=5/x+4 and g(x)=...
- math - The following sets of ordered pairs are functions. Give a rule that could...
- math - can some one please help me with the following questions as i don't ...
- Calculus - Find the sum and difference functions f + g and f – g for the ...
- math - Find a rule. Write the rule as an equation. Input X 12, 47, 9 Output Y 32...
- Math - I have been stuck on this problem for a while need help on it and soon. ...
- Calculus I - Suppose that f and g are two functions both continuous on the ...
- Maths - Calculus - Can anyone help with this...I need to find the derivative of...

More Related Questions