3 years ago

How many permutations exist of the letters a, b, c, d taken four at a time?

1 answer:

3 0

There are 24 permutations.

The number of permutations of 4 objects taken 4 at a time is given by
4!/(4-4)! = 4!/0! = 4!/1 = 4! = 24

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Express 0.035 metre into km

azamat

Answer:

$0.000035km$

Step-by-step explanation:

$1km =1000m \\ x = 0.035m$

$use \: \: cross \: \: multipication$

$0.035 \times 1 = 1000x \\ 0.035 = 1000x \\ \frac{0.035}{1000} = \frac{1000x}{1000} \\ x = 0.000035km$

6 0

4 years ago

Read 2 more answers

Can someone help me out? Just a little confused

ss7ja [257]

Answer:

Option D

Step-by-step explanation:

The volume is the product of three dimensions of the prism:

V = bh = lwh

So the option D is correct

(4x3)x2

6 0

3 years ago

A pound is approximately 0.45 kilogram. A person weighs 86 kilograms. what is the person's weight, in pounds, when rounded to th

Nutka1998 [239]

Answer:

C. 193 lb

Step-by-step explanation:

To find their weight in pounds, divide their weight in kilograms by 0.45:

86/0.45

= 191.11

This is closest to answer choice C, so C is the correct answer.

4 0

3 years ago

Please answer this ASAP need it fast.

alexgriva [62]

Answer:

Step-by-step explanation:

$-\frac{2}{3}a+\frac{5}{6}a-\frac{1}{6}$

Like term are $-\frac{2}{3}a+\frac{5}{6}a$ , LCD of 3 ,6 = 6

$\frac{-2*2}{3*2}a+\frac{5}{6}a-\frac{1}{6}=\frac{-4}{6}a+\frac{5}{6}a-\frac{1}{6}\\\\=\frac{(-4+5)}{6}a-\frac{1}{6}\\\\=\frac{1}{6}a-\frac{1}{6}\\$

6 0

3 years ago

HELP!

creativ13 [48]

AAS Theorem is what should be used I believe. The Sides are congruent and so are the 90 degree angles, the angles that are next to eachother on the left are evenly split by the transverse theorem. So AAS states that two angles and a side being equivelant on both triangles makes them congruent.

7 0

3 years ago