abeigailshelton528 abeigailshelton528

02-02-2018
Mathematics

contestada

How many three-letter "words" can be made from 9 letters "fghijklmn" if repetition of letters (a) is allowed?

Respuesta :

arthurzhang2006 arthurzhang2006

02-02-2018

729. You just do 9 to the power of 3 or 9^3 and you will get 729. If it is not allowed, the answer is 504.(9 x 8 x 7)

Answer Link

Otras preguntas

Does an owl have a backbone?

josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju

josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju

The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.

What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00

A blue rope is 3 times the length as a red rope. A green rope is 5 times as log as the blue rope of the total length of all 3 ropes equals 508.25m what is the l

josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju

What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00

A blue rope is 3 times the length as a red rope. A green rope is 5 times as log as the blue rope of the total length of all 3 ropes equals 508.25m what is the l

a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of