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MatroZZZ [7]
3 years ago
13

The probability of drawing two nickels from a bag at random without replacement is 33/95 . The probability of drawing a nickel f

irst is 3/5 . What is the probability of drawing a second nickel, given that the first coin drawn was nickel?
Mathematics
1 answer:
Natasha_Volkova [10]3 years ago
7 0
The probability that two events occur is equal to the product of the individual events happening or occurring. For this item, we let x be the probability that is unknown such that the relationship between them may be expressed as,
                            (3/5)(x) = 33/95
The value of x from the equation is 11/19. 
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Which shows the following expression after the negative exponents have been eliminated?
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Answer:

The given expression  \frac{a^3}{ab^{-4}} after the negative exponents have been eliminated becomes \frac{a^3b^{4}}{ab^{2}}

Step-by-step explanation:

Given expression \frac{a^3b^{-2}}{ab^{-4}}

We have to write expression after the negative exponents have been eliminated and  a ≠ 0 and b ≠ 0.

Consider the given expression \frac{a^3b^{-2}}{ab^{-4}}  

We have to eliminate the negative exponents,

Using  property of exponents, x^{-m}=\frac{1}{x^m}  we have ,

b^{-2}=\frac{1}{b^2} \\\\b^{-4}=\frac{1}{b^4}

Substitute, we get,

\frac{a^3}{ab^{-4}} becomes  \frac{a^3b^{4}}{ab^{2}}

Thus, the given expression  \frac{a^3}{ab^{-4}} after the negative exponents have been eliminated becomes \frac{a^3b^{4}}{ab^{2}}

5 0
3 years ago
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Sine wave with amplitude 0.25
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5 0
3 years ago
ed has 8 pieces of candy which represents 40% of all the candy in his home, how many pieces are in his home
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C = total number of candy
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3 years ago
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2y=6
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3(3)-2=9-2=7

7+4+6=17

The perimeter is 17 feet.

Hope this helps!
6 0
3 years ago
When we first learn arithmetic, we focus on working with whole numbers. Then, we extend our understanding to fractions and negat
vodka [1.7K]

Answer:

I don't think I can remember every skill I was taught through the years but in Kindergarten we used Number Sense so we could understand the meaning of more and less also there's estimation and  PEMDAS. I've also learned how to round up so that the solution is at least around those numbers if the skill is to be applied.

hope that helps

Step-by-step explanation:

3 0
2 years ago
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