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k0ka [10]
2 years ago
12

Which statement about the simplified binomial expansion of (a + b)", where n is a positive integer, is true?

Mathematics
2 answers:
kifflom [539]2 years ago
6 0

A on edg, "The exponent of B will always be even"

Alja [10]2 years ago
4 0

Answer:

(a+b)^n  ={n \choose 0}a^{(n)}b^{(0)} + {n \choose 1}a^{(n-1)}b^{(1)} + {n \choose 2}a^{(n-2)}b^{(2)} + .....  +{n \choose n}a^{(0)}b^{(n)}

Step-by-step explanation:

The Given question is INCOMPLETE as the statements are not provided.

Now, let us try and solve the given expression here:

The given expression is: (a +b)^n, n > 0

Now, the BINOMIAL EXPANSION is the expansion which  describes the algebraic expansion of powers of a binomial.

Here, (a+b)^n  = \sum_{k=0}^{n}{n \choose k}a^{(n-k)}b^{(k)}

or, on simplification, the terms of the expansion are:

(a+b)^n  ={n \choose 0}a^{(n)}b^{(0)} + {n \choose 1}a^{(n-1)}b^{(1)} + {n \choose 2}a^{(n-2)}b^{(2)} + .....  +{n \choose n}a^{(0)}b^{(n)}

The above statement holds for each  n > 0

Hence, the complete expansion for the given expression is given as above.

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hram777 [196]

Answer:0.5714\frac{1}{15}

Step-by-step explanation:

Given that Bill, George, and Ross, in order, roll a die.

The first one to roll an even number wins and the game is ended.

Since Bill starts the game he can win by throwing even number or lose by throwing odd number

P(win) = 0.5, otherwise, the die will go to George.  For Bill to win, both George and Ross should throw an odd number so that Bill again gets the chance with game non ending.

Thus we have Prob of Bill winning =P of Bill winning in I throw +P of Bill winning in his II chance of throw +....infinitely

To get back the dice once he loses probability

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Thus Prob for Bill winning

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This is an infinite geometric series with I term 0.5 and common ratio 0.125<1

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4 0
2 years ago
If 1 japanese yen equals 0.0079 euros, then 1 euro equals approximately how many japanese yen?
Oliga [24]
We know that

<span>applying a rule of three</span>
if <span>1 japanese yen -------------> equals 0.0079 euros
  X </span> japanese yen--------------> 1 euro
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the answer is 
126.58 japanese yen
6 0
2 years ago
On a coordinate plane, polygon GHIJ translates 8 units to the left to form polygon G'H'I'J'. Which of the following equations is
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A. True. This is because distances are preserved and kept the same. 

B. True. Moving any point to it's corresponding image is having you travel 8 units.

C. True. Corresponding angles are congruent. 

D. False. This is not always true so in general it's false. 

The final answer is choice D
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Which triangle’s unknown side length measures Start Root 53 End Root units?
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Answer:

47 is your answer

Step-by-step explanation:

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Answer:

0.36 or 9/25

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