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13 September, 20:09

1) What is the domain of the relation { (-2,4), (-1,5), (-1,6), (0,5) }

A) {-2,-1,0} B) {-2,-1} C) {2,4,5} D) {4,5,6}

2) What is the domain of y=√x

.

A) x ≥ 0

B) x ≤ 0

C) x ≥ 1

D) all real numbers

3) What is the range of y = x2?

A) y ≥ 0

B) x ≥ 0

C) y ≤ 0

D) all real numbers

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Answers (1)
  1. 13 September, 20:43
    0
    1. a. {-2, - 1, 0}

    2. d. all real numbers (i think)

    3. d. all real numbers (i think)
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