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anonymous

  • 4 years ago

find the equation of line (in general form), which passes through the points: A(-1,-2) B (4,-2)

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  1. anonymous
    • 4 years ago
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    we can find the slope by doing \[y _{2}-y _{1}/x _{2}-x _{?}\]

  2. anonymous
    • 4 years ago
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    for the slope i got 0/5 = 0

  3. anonymous
    • 4 years ago
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    which means it is a horizontal line

  4. anonymous
    • 4 years ago
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    so the slope is 0/5 or just 0. Since the slope is zero that means it is horizontal so it will be y = -2

  5. anonymous
    • 4 years ago
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    Because the y value remains constant throughout

  6. anonymous
    • 4 years ago
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    use the formula, |dw:1327811985040:dw|

  7. anonymous
    • 4 years ago
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    given two points, u can get the equation of the line using the above formula. . .

  8. anonymous
    • 4 years ago
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    just do it the easy way like i did

  9. anonymous
    • 4 years ago
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    yeah i got the answer was y =2 but the real answer is y = -2

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