Linear Formulas Flashcards

1
Q

What is the name of the form: Ax + By =C

A

Standard Form

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2
Q

What is the name of the form: y = mx + b

A

Slope-Intercept Form

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3
Q

What is the name of the form: y- y1 = m(x - x1)

A

Point-Slope Form

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4
Q

What form is the equation in?

y = 3x - 2

A

Slope-Intercept Form

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5
Q

What form is the equation in?

y - 3 = 1/2 (x + 2)

A

Point-Slope Form

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6
Q

What is the formula for slope?

A

m = (y2 - y1) / (x2 - x1)

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7
Q

Finish the phrase: Slope is easy and fun, just remember….

A

rise over run

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8
Q

What is the slope in the equation y = -2x + 5

A

slope = -2

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9
Q

Name a point from the equation:

y + 3 = 1/2 (x - 5)

A

(5 , -3)

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10
Q

Name the slope in the equation:

y - 6 = 1/3 (x + 2)

A

slope = 1/3

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11
Q

What is the y-intercept in the equation?

y = 3/7 x - 2

A

y-intercept = -2

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12
Q

Describe the line: y = -2

A

horizontal line passing through -2 on the y-axis

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13
Q

Describe the line: x = 4

A

vertical line passing through 4 on the x-axis

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14
Q

What is the slope of any horizontal line?

A

slope = 0

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15
Q

What is the slope of any vertical line?

A

slope is undefined

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