Question

Find the x value for point F such that DF and EF form a 1:3 ratio.



0.75

−1

2

−1.75

Answer 1

so you know distance formula will be involved?
and you want one distance to be 3 times the other, right?

Answer 2

I'm guessing so! :) @myininaya

Answer 3

great
can you set the equation then?

Answer 4

Okay, 2 minutes please

Answer 5

\[\sqrt{(2-(-3)^{2}+(4-(-3)^{2}}\]

Answer 6

Is this correct? @myininaya

Answer 7

ok we have this line

we want the distance from E to F be equal 3 times the distance from D to F

You should have an equation here

I just called F (x,y) since we don't know it yet
and we are looking for that value x