Diket a(-6,4) dan p(3,-1) bayangan titik a dilatasi (p,2)
Matematika
silviaay4474
Pertanyaan
Diket a(-6,4) dan p(3,-1) bayangan titik a dilatasi (p,2)
1 Jawaban
-
1. Jawaban 4452mot
a(-6, 4) Dilatasi [(3, -1), 2] a' (x', y')
[tex] \binom{ {x}^{l} }{ {y}^{l} } = k \binom{x - p}{y - q} + \binom{p}{q} [/tex]
[tex] \binom{ {x}^{l} }{ {y}^{l} } = \binom{3 \: \: \: \: \: \: \: 0}{0 \: \: \: \: \: \: \: \: 3} \binom{ - 6 - 3}{4 + 1} + \binom{3}{ - 1} \\ \binom{ {x}^{l} }{ {y}^{l} } = \binom{3 \: \: \: \: \: \: \: \: 0}{0 \: \: \: \: \: \: \: 3} \binom{ - 9}{5} + \binom{3}{ - 1} \\ \: \binom{ {x}^{l} }{ {y}^{l} } = \binom{ - 27}{15} + \binom{3}{ - 1} \\ \binom{ {x}^{l} }{ {y}^{l} } = \binom{ - 24}{14} [/tex]
maka bayangan titik A'(-24, 14)