Question

(Please help!) Which table shows a function that is decreasing only over the interval (–1, ∞)?

Answer 1

Answer:

• Table D

Step-by-step explanation:

Lets verify is the function is decreasing in the given interval.

Table A

• -5, -2, -1, 2 ⇒ this is increasing, no

Table B

• -7, -6, -1, 1  ⇒ this is increasing, no

Table C

• -1, 2, 1, -6  ⇒ this is neither increasing, nor decreasing, no

Table D

• 1, 0, -4, -8 ⇒ this is decreasing, yes