Determine the value of”k” when the lines y=k/3x+2 and y=1/4x+2 are perpendicular.

Question

Determine the value of”k” when the lines y=k/3x+2 and y=1/4x+2 are perpendicular.

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Thiên Thanh 3 years 2021-09-04T10:29:48+00:00 1 Answers 4 views 0

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  1. minhkhue
    0
    2021-09-04T10:31:38+00:00
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    Answer:

    k = -12

    Step-by-step explanation:

    When lines are perpendicular, their slopes are the opposite reciprocal of each other.

    The opposite reciprocal of \frac{1}{4} is -4

    \frac{k}{3}=-4

    k = -12

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