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Arada [10]
3 years ago
11

The value that (1 plus StartFraction 1 Over n EndFraction )Superscript n1 1 nn approaches as n gets larger and larger is the irr

ational numberTrue/False
Mathematics
1 answer:
WINSTONCH [101]3 years ago
8 0

Answer:

Step-by-step explanation:

Given that,

y=(1 + 1/n)ⁿ

As n goes larger 1/n approaches 0

y=1^∞

Then, this is the indefinite,

So let take 'In' of both sides

y=(1 + 1/n)ⁿ

In (y) =In ((1+1/n)ⁿ)

From law of logarithm

LogAⁿ=nLogA

Then, we have

In(y)= In ((1+1/n)ⁿ)

In(y)= n•In (1+1/n)

This can be rewritten to conform to L'Hospital Rule

In(y)= n / 1 / In(1+1/n)

As n approaches infinity

n also approaches infinity

And In(1+1/n) approaches 0, then, 1/In(1+1/n) approaches infinity

Then we have another indeterminate

Then, applying L'Hospital

Differentiating both the denominator and numerator

The differential of 1/In(1+1/n)

n^-2In(1+1/n) / (In(1+1/n))²

1 / n²In(1+1/n)

Then, apply L'Hospital

In(y) = 1/ n²In(1+1/n)

As n tends to infinity

In(y)= 0

Take exponential of both sides

y=exp(0)

y=1

As n goes larger the larger the irrational number but when n goes to infinity then the irrational number goes to 1

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Just multiply 37.7 by 4 and get your answer.
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Use substitution to solve the following system of equations. What is the value of y? {3x+2y=12{5x−y=7 A) y = -3B) y = 3C) y = -2
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<em>Answer</em>

B) y = 3

<em>Step-by-step explanation</em>

Given the system of equations:

\begin{gathered} 3x+2y=12\text{ \lparen eq. 1\rparen} \\ 5x-y=7\text{ \lparen eq. 2\rparen} \end{gathered}

Isolating x from equation 1:

\begin{gathered} 3x+2y-2y=12-2y \\ 3x=12-2y \\ \frac{3x}{3}=\frac{12-2y}{3} \\ x=\frac{12}{3}-\frac{2}{3}y \\ x=4-\frac{2}{3}y\text{ \lparen eq. 3\rparen} \end{gathered}

Substituting equation 3 into equation 2 and solving for y:

\begin{gathered} 5(4-\frac{2}{3}y)-y=7 \\ 5\cdot4-5\cdot\frac{2}{3}y-y=7 \\ 20-\frac{10}{3}y-y=7 \\ 20-\frac{13}{3}y=7 \\ 20-\frac{13}{3}y-20=7-20 \\ -\frac{13}{3}y=-13 \\ (-\frac{3}{13})\cdot-\frac{13}{3}y=(-\frac{3}{13})\cdot-13 \\ y=3 \end{gathered}

6 0
1 year ago
Suppose we have 3 cards identical in form except that both sides of the first card are colored red, both sides of the second car
Nikolay [14]

Answer:

probability that the other side is colored black if the upper side of the chosen card is colored red = 1/3

Step-by-step explanation:

First of all;

Let B1 be the event that the card with two red sides is selected

Let B2 be the event that the

card with two black sides is selected

Let B3 be the event that the card with one red side and one black side is

selected

Let A be the event that the upper side of the selected card (when put down on the ground)

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Now, from the question;

P(B3) = ⅓

P(A|B3) = ½

P(B1) = ⅓

P(A|B1) = 1

P(B2) = ⅓

P(A|B2)) = 0

(P(B3) = ⅓

P(A|B3) = ½

Now, we want to find the probability that the other side is colored black if the upper side of the chosen card is colored red. This probability is; P(B3|A). Thus, from the Bayes’ formula, it follows that;

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Thus;

P(B3|A) = [⅓×½]/[(⅓×1) + (⅓•0) + (⅓×½)]

P(B3|A) = (1/6)/(⅓ + 0 + 1/6)

P(B3|A) = (1/6)/(1/2)

P(B3|A) = 1/3

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Answer:

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Step-by-step explanation:

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