The total number of choices Jalen has is six
X intercepts are where y=0
0=x^2+1x-42
0=(x-6)(x+7)
set to zero
x-6=0
x=6
x+7=0
x=-7
x intercepts are (-7,0) and (6,0)
y intercept is where x=0
y=0^2+0-42
y=-42
y intercept is (0,-42)
x intercepts at (-7,0) and (6,0)
y intercept at (0,-42)
Answer:
No, not a probability distribution.
Step-by-step explanation:
It appears that one of the probabilities in the table (-.3) is negative, which is not allowed.
9/10-2/5
9/10-4/10
5/10
1/2