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TiliK225 [7]
3 years ago
7

How many different arrangements are there of the letters a, b, c, d, e, f for which e is not last in line?

Mathematics
1 answer:
Olegator [25]3 years ago
6 0
Hmm, there are 5 letters


if you cannot repeat the letters
hmm, let's find how many for 4 letters
there are 4! or 4*3*2*1=24
that's how many ways there are to arrange a,b,c, d
now we can multiply it by 4 because there are 4 choices for the last place (e is not included0
24*4=56
answer is 56 different arrangements
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Write -12 in the improper fraction form.
nydimaria [60]

Answer:

\frac{-12}{1}

Step-by-step explanation:

An Improper Fraction has a top number larger than (or equal to) the bottom number.

To convert a whole number -12 into an improper fraction we can divide the whole number by one to turn it into a temporary fraction.

\frac{-12}{1}

Also we could multiply and divide -12 by another number greater than one, for example:

\frac{-12*2}{1*2} = \frac{-24}{2}

There are several ways we can write -12 in the improper fraction form.

6 0
3 years ago
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If f(x) equals x/2+8 what is f(x) when x=10
Sphinxa [80]

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13

Step-by-step explanation:

Since we want to find f(x) when x equals 10, we can substitute 10 in for x

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4 0
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lora16 [44]

Answer:

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7 0
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