147k views
2 votes
Write the equation for a linear function that satisfies the given conditions f(1)=2 and f(5)=7

1 Answer

3 votes
f(x) changes by 7-2 = 5 when x changes by 5-1 = 4, so the slope is 5/4. Using point-slope form the equation of the line can be written as
.. y = (5/4)(x -1) +2
Rearranging, this becomes
.. y = (5/4)x +3/4

_____
In standard form, it is
.. 5x -4y = -3
Write the equation for a linear function that satisfies the given conditions f(1)=2 and-example-1
User RedGiant
by
8.2k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories