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 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

Please help me and actually give me a proper answer pleaseeee I beg youuuu
The consulate brought weak, unorganized leadership to France. True or false
Which situation(s) would be considered unethical design practices? Select all that apply. copying a design idea making false claims about a product designing a
Can the distributive property be used to rewrite 6×(7-3) ? if yes show me why​
Complete the following sentence: The inventor of the amazing machine was a(an) professor from an unknown college.
15) What is the measure, in degrees, of an angle that is equivalent to 3/360 of a circle
Calculate the pH of a solution prepared by dissolving 1.60 g of sodium acetate, CH3COONa, in 50.0 mL of a 0.10 M acetic acid, CH3COOH (aq). Assume the volume ch
On a map, 9 cm represents 15 miles. If the distance between two cities on the map is 15 cm, how many miles separate the cities?
how do bolivia people use the land farming
Will increasing length and cross-sectional area increase the resistance of an object?