Determine whether the distribution is a probability distribution of a discrete random variable. 1. x -2 0 2 4
P (x) 0.3 0.5 02. 01

2. x 0.5 0.25 0.25
P(x) -0.4 0.6 0.8

3. x 1.1 2.5 4.1 4.6 5.3
P(x) 0.16 0.14 0.11 0.27 0.22

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation:

[2, 2.5)

(2.5, 3]

step-by-step explanation:

i think its these two not sure [2, 2.5)

(2.5, 3]