QUESTION IMAGE
Question
what is the scale factor? *
1/3
1/2
2
3
4
if l= (-3,-2) what is the coordinate of l? *
(-3,-2)
(-6,-4)
(-9,-6)
(-12,-8)
Step1: Recall scale - factor formula for coordinates
When a point $(x,y)$ is scaled by a factor $k$, the new coordinates $(x',y')$ are given by $(kx,ky)$.
Step2: Identify the scale factor
From the first part, assume the scale factor $k = 3$.
Step3: Calculate new coordinates of L
Given $L=(-3,-2)$ and $k = 3$. Then $x'=k\times x=3\times(-3)=-9$ and $y'=k\times y=3\times(-2)=-6$. So the coordinates of $L'$ are $(-9,-6)$.
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For the first question: No answer provided as no context for scale - factor is given.
For the second question: C. (-9,-6)