What are the domain and the range of function ? f(x)=x-6/x^2-3x-18​

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What are the domain and the range of function ? f(x)=x-6/x^2-3x-18​

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Thiên Thanh 4 years 2021-09-05T08:16:20+00:00 1 Answers 20 views 0

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  1. minhkhue
    0
    2021-09-05T08:17:21+00:00
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    Step-by-step explanation:

    f(x)= (x-6) /(x²-3x-18)

    => (x-6) / (x-6)(x+3)

    Domain = { x/ x≠6, x≠-3, x€R}

    Range = { y/ y € R}

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