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Inga [223]
3 years ago
12

A standard 52 card deck has four 13 card suits: diamonds, hearts, clubs, and spades. The diamonds and hearts are red, and the cl

ubs and spades are black. Each 13-card suit contains card numbered from 2 to 10, a jack, a queen, a king and an ace An experiment consists of drawing 1 card from the standard deck. Find the probability of drawing a black five of hearts. The probability of choosing a black five of hearts is (Type an integer or a simplified fraction.)
Mathematics
1 answer:
noname [10]3 years ago
4 0

Hearts are red, so it's impossible to draw a black <anything> of hearts.

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Answer:

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Step-by-step explanation:

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\frac{y}{{y}^{2}-2(y)(1)+{1}^{2}}+\frac{6}{{y}^{2}+6y-7}

2)  Use Square of Difference: {(a-b)}^{2}={a}^{2}-2ab+{b}^{2}.

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1 - Ask: Which two numbers add up to 6 and multiply to -7?

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\frac{y(y+7)+6(y-1)}{{(y-1)}^{2}(y+7)}

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\frac{{y}^{2}+7y+6y-6}{{(y-1)}^{2}(y+7)}

6) Collect like terms.

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7) Simplify  {y}^{2}+(7y+6y)-6y  to  {y}^{2}+13y-6y

\frac{{y}^{2}+13y-6}{{(y-1)}^{2}(y+7)}

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