How many ways can six different books be arranged on a shelf if one of the books is a dictionary and it must be on an end?

How many ways can six different books be arranged on a shelf if one of

Find all the arrangements for 5 books, and multiply by two, i.e. putting the dictionary at either end.

240

Perfect!

Help w/Word Prob: LAW ENFORCEMENT A police accident investigator can use the formula s=2√5l to estimate the speed=s of a car in miles per hour based on the length=l in feet of the skid marks it left. How fast was a car traveling that left skid marks 120 feet long?

Sorry Rock.
Please make a new post. Tagging on an existing post will only slow down your response.
Thanks.

Thanks, I did!

D
A
C
A
Connexus students for quick check 4 Lesson 6 permutation I got 100%

yourway2a100 is correct its
D
A
C
A

100%

im going to fund D A C A...get it...oh

john doe that was a horrible joke xD

i dont get it...... ;-;

i dont either, #ifeelstupid

waw waw

just shut up

D
A
C
A
These answers are still correct. Great job! :)

The answers are 100% right for Connections Academy

wait a second that aint right

Huh

Somehow
D
A
C
A
Is still right

D
A
C
A

Is right!

Thx idk I was curious if the answers were still the same

DACA is still right lol

the anzwers are still right D A C A

yes DACA for the peeps that go down to zee bottom, it is DACA

and that one kid that made the joke "Imma go fund DACA" :| Horrible joke but have a good day ;-;

D Or 720
A Or 336
C Or 132
A Or 5040

D
A
C
A

is still correct

Yes, it is still correct.