If f(x)=3/x+2-square root of x-3 what is f(19)

Question

If f(x)=3/x+2-square root of x-3 what is f(19)

in progress 0
Kim Chi 4 weeks 2021-08-18T04:05:54+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-18T04:07:26+00:00

    Answer:

    -27/7

    Step-by-step explanation:

    Replace x with 19,

    f(19)=3/(19+2) – root(19-3)

          =3/21 – root(16)

          =1/7 – 4

          =1/7 – 28/7

          = -27/7

Leave an answer

Browse

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