Materi : Persamaan Garis Lurus ( Ekonomi )
P¹ = 8 , Q¹ = 3
P² = 2 , Q² = 12
____________/
( P - P¹ )/( P² - P¹ ) = ( Q - Q¹ )/( Q² - Q¹ )
( P - 8 )/( 2 - 8 ) = ( Q - 3 )/( 12 - 3 )
( P - 8 )/(-6) = ( Q - 3 )/9
9( P - 8 ) = - 6( Q - 3 )
9P - 72 = - 6Q + 18
6Q = - 9P + 90
Q = - (3/2)P + 15 [ m = - 3/2 ]
Titik Potong ( 10,0 ) dan ( 0,15 )
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]
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Materi : Persamaan Garis Lurus ( Ekonomi )
P¹ = 8 , Q¹ = 3
P² = 2 , Q² = 12
____________/
( P - P¹ )/( P² - P¹ ) = ( Q - Q¹ )/( Q² - Q¹ )
( P - 8 )/( 2 - 8 ) = ( Q - 3 )/( 12 - 3 )
( P - 8 )/(-6) = ( Q - 3 )/9
9( P - 8 ) = - 6( Q - 3 )
9P - 72 = - 6Q + 18
6Q = - 9P + 90
Q = - (3/2)P + 15 [ m = - 3/2 ]
Titik Potong ( 10,0 ) dan ( 0,15 )
Semoga bisa membantu
[tex] \boxed{ \colorbox{darkblue}{ \sf{ \color{lightblue}{ answered\:by\: BLUEBRAXGEOMETRY}}}} [/tex]