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Doss [256]
3 years ago
14

The number 2200 is first increased by 30%. The value obtained is next decreased by 50%. Find the final number.

Mathematics
2 answers:
Vilka [71]3 years ago
8 0

Answer:

no

Step-by-step explanation:

Fiesta28 [93]3 years ago
4 0
2200 * 0.30 = 660
2200 + 660 = 2860
2860 * 0.50 = 1430
2860 - 1430 = 1430
The final number is 1430
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3 years ago
How do i do 3 part a ?
WINSTONCH [101]


In general the binomial expansion is


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


So in our case, because we want ascending powers of x we'll write,


(-3x + 1)^{11} =  {11 \choose 0} (-3x)^0 1^{11} + {11 \choose 1} (-3x)^{1} 1^{10} + {11 \choose 2} (-3x)^{2} 1^9  + {11 \choose 3 } (-3x)^3 1^8 + ...


We need to calculate the binomial coefficients:


{11 \choose 0}  = 1


{11 \choose 1}  = 11


{11 \choose 2}  = \dfrac{11 \times 10}{2} = 55


{11 \choose 3}  = \dfrac{11 \times 10 \times 9}{3 \times 2} = 165


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6 0
3 years ago
Which relation is a function?
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3 years ago
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What are the zeros of the function below?
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If the factor of the function are (x - 3), (x + 3), and (x + 1). Then the zeroes of the function will be negative 3, 3, and negative 1. Then the correct option is A.

<h3>What is a factorization?</h3>

It is the method to separate the polynomial into parts and the parts will be in multiplication. And the value of the polynomial at this point will be zero.

The function is given below.

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The function can be written as

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If the factor of the function are (x - 3), (x + 3), and (x + 1). Then the zeroes of the function will be negative 3, 3, and negative 1.

More about the factorization link is given below.

brainly.com/question/6810544

#SPJ1

4 0
2 years ago
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