Which of the following is the correct vertex form of the quadratic f(x)=x²+2x-5 ? A fx) = (x+1)^2 + 6 B f(x)=(x-1)^2

Question

Which of the following is the correct vertex form of the quadratic
f(x)=x²+2x-5 ?

A fx) = (x+1)^2 + 6
B f(x)=(x-1)^2 -6
C f(x) = (x + 1)²-6
D f(x) = (x – 1)^2+6

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Bình An 5 years 2021-09-01T01:27:23+00:00 1 Answers 18 views 0

Answers ( )

  1. lethu
    0
    2021-09-01T01:29:12+00:00
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    Answer:

    C

    Step-by-step explanation:

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