Finite Math Examples

, ,
Use the formula for the probability of a binomial distribution to solve the problem.
Find the value of .
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Find the number of possible unordered combinations when items are selected from available items.
Fill in the known values.
Simplify.
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Subtract from to get .
Rewrite as .
Reduce the expression by cancelling the common factors.
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Cancel the common factor.
Rewrite the expression.
Expand to .
Divide by to get .
Fill the known values into the equation.
Simplify the result.
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Remove parentheses around .
Evaluate the exponent.
Multiply by to get .
Subtract from to get .
Subtract from to get .
Remove parentheses around .
Raise to the power of to get .
Multiply by to get .
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