10 points Helen has five coins in her pocket: 3 nickels and 2 dimes. She grabs two
coins at random from her pocket without replacement. What is the
probability that she will select a nickel first, and then a dime? *
6/25
1/25
3/10
1/5

PLEASE ANSWER THIS (ALL OF MY POINTS)

6/20

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