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R to R/-2 to 3/5 to -7/Affine-linear mapping/Exercise
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Determine the affine-linear map
α
:
R
⟶
R
,
{\displaystyle \alpha \colon \mathbb {R} \longrightarrow \mathbb {R} ,}
whose graph passes through the two points
(
−
2
,
3
)
{\displaystyle {}(-2,3)}
and
(
5
,
−
7
)
{\displaystyle {}(5,-7)}
.
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