What is the slope of a line that is perpendicular to the line that passes through the points (4,7) and (9,3)?

Question

What is the slope of a line that is perpendicular to the line
that passes through the points (4,7) and (9,3)?

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Khoii Minh 5 years 2021-09-04T15:06:10+00:00 1 Answers 10 views 0

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  1. Nem
    0
    2021-09-04T15:07:35+00:00
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    Answer:

    \frac{5}{-4}

    Step-by-step explanation:

    Slope = y2-y1/x2-x1

    (4,7) = (x1,y1)

    (9,3) = (x2,y2)

    Slope = (3-7)/(9-4)

              = -4/5

    The perpendicular slope is reciprocal so it would be 5/-4

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )