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Segment CD is shown on the graph.Which shows how to find the y-coordinate of the pointthat will divide CD into a 5:2 ratio using the formula y =5lamb ]02-71) + V1?4D (33)32C (-4,1)1+O y = {}](3-1) +1Oy=](3+4) - 4O y = {}](3-1)+1Oy=}](3 + 4) - 412345X-5 4 -3 -2 -1,- 2-3-4-5Save and Exit

1 Answer

5 votes

Step 1

Define the terms in the given function


y=((a)/(a+b))(y_2-y_{1_{}})+y_1

Where


\begin{gathered} a=5 \\ b=2 \\ y_2=3 \\ y_1=1 \end{gathered}

Step 2

Substitute and get the required formula


\begin{gathered} ((5)/(2+5))(3-1)+1 \\ ((5)/(7))(3-1)+1 \end{gathered}

Hence option 3 is right

User Noah Clark
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