Of all airline flight requests received by a certain ticket broker, 60% are for domestic travel (D), and 40% are for international flights (I). Define X to be the number that are for international flights among the next three requests received. Assuming independence of successive requests, determine the probability distribution of X.

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step-by-step explanation:

452,489 to the nearest thousand is 452,000

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

i dont know