#### Study sets matching "direct variation"

#### Study sets matching "direct variation"

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

If y = 27 when x = 6, write the direct…

If x = 27 when y = 6, write the direct…

If y = 10 when x = 9, write the direct…

If x = 10 when y = 9, write the direct…

y = 4.5x; x = 10

y = 2/9x; x = 202.5

y = 10/9x; x = 8.1

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 27 when y = 6, write the direct…

y = 2/9x; x = 202.5

If y = 27 when x = 6, write the direct…

If x = 27 when y = 6, write the direct…

If y = 10 when x = 9, write the direct…

If x = 10 when y = 9, write the direct…

y = 4.5x; x = 10

y = 2/9x; x = 202.5

y = 10/9x; x = 8.1

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 27 when y = 6, write the direct…

y = 2/9x; x = 202.5

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

direct variation

constant of variation

parallel lines

perpendicular lines

A linear function defined by an equation of the form y = kx, w…

The constant k used with direct or inverse variation.

lines in the same plane that never intersect

lines that intersect to form right angles.

direct variation

A linear function defined by an equation of the form y = kx, w…

constant of variation

The constant k used with direct or inverse variation.

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

direct variation graph

origin

direct variation table

direct variation equation

a straight line that goes through the origin

the point (0,0)

the ratio y/x is the same for every pair of points

y=mx or y = kx

direct variation graph

a straight line that goes through the origin

origin

the point (0,0)

coordinate plane

direct variation

ordered pair

origin

A coordinate system formed by the intersection of a horizontal…

a relationship between two variables in which the data increas…

a pair of numbers used to locate a point on a coordinate grid…

The point (0,0) where the x-axis and the y-axis intersect in a…

coordinate plane

A coordinate system formed by the intersection of a horizontal…

direct variation

a relationship between two variables in which the data increas…

Yes - it passes through the origin

No - it does not pass through the origin

No - there is no constant. (y/x - 4/1,…

yes - there is a constant - 1.5. (y/x -…

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Yes - it passes through the origin

Is this a direct variation?

No - it does not pass through the origin

Is this a direct variation?

y = 120

y = -0.8

y = 37.125

y = 4.8

If y = 8 when x = 3, find y when x = 45.

If y = -4 when x = 10, find y when x = 2.

If y = 27 when x = 8, find y when x = 11.

Find y when x = 12, if y = 2 when x = 5.

y = 120

If y = 8 when x = 3, find y when x = 45.

y = -0.8

If y = -4 when x = 10, find y when x = 2.

Yes - it passes through the origin

No - it does not pass through the origin

No - there is no constant. (y/x - 4/1,…

yes - there is a constant - 1.5. (y/x -…

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Yes - it passes through the origin

Is this a direct variation?

No - it does not pass through the origin

Is this a direct variation?

Yes - it passes through the origin

No - it does not pass through the origin

No - there is no constant. (y/x - 4/1,…

yes - there is a constant - 1.5. (y/x -…

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Yes - it passes through the origin

Is this a direct variation?

No - it does not pass through the origin

Is this a direct variation?

y = 120

y = -0.8

y = 37.125

y = 4.8

If y = 8 when x = 3, find y when x = 45.

If y = -4 when x = 10, find y when x = 2.

If y = 27 when x = 8, find y when x = 11.

Find y when x = 12, if y = 2 when x = 5.

y = 120

If y = 8 when x = 3, find y when x = 45.

y = -0.8

If y = -4 when x = 10, find y when x = 2.

Yes - it passes through the origin

No - it does not pass through the origin

No - there is no constant. (y/x - 4/1,…

yes - there is a constant - 1.5. (y/x -…

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Is this a direct variation?

Yes - it passes through the origin

Is this a direct variation?

No - it does not pass through the origin

Is this a direct variation?

direct variation

direct variation example

direct variation example

direct variation example

means you have an equation that looks like this ... y=kx which sa…

y varies directly as x means ... y=kx

y doubles directly as x means ... y = 2x which says y = 2 times x

if Cathy's walking distance varies directly with the number of…

direct variation

means you have an equation that looks like this ... y=kx which sa…

direct variation example

y varies directly as x means ... y=kx

If y = 27 when x = 6, write the direct…

If x = 10 when y = 9, write the direct…

If y = -7 when x = -14, write the direc…

If x = -7 when y = -14, write the direc…

y = 4.5x; x = 10

y = 9/10x; x = 10

y = 0.5x; y = 10

y = 2x; y = 40

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 10 when y = 9, write the direct…

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

If x = 27 when y = 6, write the direct…

If y = 10 when x = 9, write the direct…

If x = 10 when y = 9, write the direct…

y = 4.5x; x = 10

y = 2/9x; x = 202.5

y = 10/9x; x = 8.1

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 27 when y = 6, write the direct…

y = 2/9x; x = 202.5

If y = 27 when x = 6, write the direct…

If x = 27 when y = 6, write the direct…

If y = 10 when x = 9, write the direct…

If x = 10 when y = 9, write the direct…

y = 4.5x; x = 10

y = 2/9x; x = 202.5

y = 10/9x; x = 8.1

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 27 when y = 6, write the direct…

y = 2/9x; x = 202.5

If y = 27 when x = 6, write the direct…

If x = 10 when y = 9, write the direct…

If y = -7 when x = -14, write the direc…

If x = -7 when y = -14, write the direc…

y = 4.5x; x = 10

y = 9/10x; x = 10

y = 0.5x; y = 10

y = 2x; y = 40

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 10 when y = 9, write the direct…

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

If x = 27 when y = 6, write the direct…

If y = 10 when x = 9, write the direct…

If x = 10 when y = 9, write the direct…

y = 4.5x; x = 10

y = 2/9x; x = 202.5

y = 10/9x; x = 8.1

y = 9/10x; x = 10

If y = 27 when x = 6, write the direct…

y = 4.5x; x = 10

If x = 27 when y = 6, write the direct…

y = 2/9x; x = 202.5