Persamaan peta garis 2x - y + 5 = 0 karena refleksi terhad'ap garis x + 3 =.0 dilanjutkan degan transformasi yang bersesuaian dengan (−2−1​41​) matriks adalah ...

Pertanyaan

Persamaan peta garis 2x - y + 5 = 0 karena refleksi terhad'ap garis x + 3 =.0 dilanjutkan degan
transformasi yang bersesuaian dengan open parentheses table row cell negative 2 end cell 4 row cell negative 1 end cell 1 end table close parentheses matriks adalah ...

  1. 3x - 10y + 17 = 0

  2. 3x-10y + 14 = 0

  3. 3x - 10y - 14 = 0

  4. 3x + 2y - 7 = 0

  5. X + 2y - 14 = .0

R. RGFLSATU

Master Teacher

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Pembahasan

G a r i s space x space plus space 3 space equals space 0 space tilde space x space equals space minus 3  p left parenthesis x comma Y right parenthesis rightwards arrow with r e f l e k s i space x equals negative 3 on top equals p apostrophe left parenthesis 2 a minus x comma y right parenthesis  2 X minus y plus 5 equals 0 rightwards arrow with r e f l e k s i space x equals negative 3 on top 2 open parentheses 2 open parentheses negative 3 close parentheses minus x close parentheses minus y plus 5 equals 0  rightwards arrow 2 left parenthesis negative 6 space minus space x right parenthesis space minus space y space plus 5 space equals space 0  rightwards arrow negative 2 x minus space y minus 7 space equals space 0  G a r i s space minus 2 x space minus space y space minus 7 space equals space 0 space i n i space d i t r a n s f o r m a s i k a n space o l e h space m a t r i k s space open parentheses table row cell negative 2 end cell 4 row cell negative 1 end cell 1 end table close parentheses space B a y a n g a n n y a space d t e n t u k a n space s e b g a i space b e r i k u t  open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses equals open parentheses table row cell negative 2 end cell 4 row cell negative 1 end cell 1 end table close parentheses open parentheses table row x row y end table close parentheses  open parentheses table row x row y end table close parentheses equals open parentheses table row cell negative 2 end cell 4 row cell negative 1 end cell 1 end table close parentheses to the power of negative 1 end exponent open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses  open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses equals fraction numerator 1 over denominator negative 2 plus 4 end fraction open parentheses table row cell negative 2 end cell 4 row cell negative 1 end cell 1 end table close parentheses open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses  open parentheses table row cell 1 half end cell cell negative 2 end cell row cell 1 half end cell 1 end table close parentheses open parentheses table row cell x apostrophe end cell row cell y apostrophe end cell end table close parentheses equals open parentheses table row cell 1 half x apostrophe end cell cell negative 2 x apostrophe end cell row cell 1 half y apostrophe end cell cell negative y apostrophe end cell end table close parentheses    D i p e r o l e h colon space times  x equals 1 half x apostrophe minus 2 y apostrophe  y apostrophe equals 1 half x apostrophe minus y apostrophe  S u b s i t u s i k a n space h a r g a minus h a r g a space i n i space k e space d a l a m space p e r s a m a a n space g a r i s minus 2 x minus y minus 7 equals 0  left right double arrow negative 2 open parentheses 1 half x apostrophe minus 2 y apostrophe close parentheses minus open parentheses 1 half x apostrophe minus y apostrophe close parentheses minus 7 equals 0  left right double arrow negative x apostrophe plus space 4 y apostrophe minus 1 half x apostrophe plus space y apostrophe minus space 7 space equals space 0  left right double arrow negative 3 over 2 x space apostrophe space plus 5 y apostrophe space minus 7 space equals space 0  left right double arrow 3 x apostrophe minus 10 y apostrophe plus space 14 space equals space 0  left right double arrow 3 x space minus 10 y space plus space 14 space equals space 0

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Diketahui parabola dengan persamaan x2−2x+2y+7=0dicerminkan terhadap sumbu y dan dilanjutkan dengan transformasi yang bersesuaian dengan matriks (11​21​)persamaan bayangannya adalah ....

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