Consider the experiment of rolling a pair of standard dice (1 - 6) and then finding the sum of the dice. Let J be the event when the sum is less than 4.
Let K be the event when the sum is even.

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the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)

x-3y=4

step-by-step e