Abox contains 17 transistors three of which are defective. if three are selected find the probability that

a. all are defective
b. none are defective

20%

step-by-step explanation:

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 believe the answer is 323 ft

step-by-step explanation: