jwade1314 jwade1314

24-07-2021
Mathematics

contestada

Use the formula for nCr to evaluate the given expression.

27C2 = ___ (Type an integer or a simplified fraction.)

$Use the formula for nCr to evaluate the given expression 27C2 Type an integer or a simplified fraction class=$

Respuesta :

ferrybukantoro ferrybukantoro

25-07-2021

Answer:

351

Step-by-step explanation:

27C2 = 27! / 2! × (27-2)!

= 27×26×25! / 2×1 × 25!

= 27×26 /2

= 27×13

= 351

Answer Link

Otras preguntas

If the supplement of an angle is two-third of itself ,then its supplement is

Describe and explain how petrol is separated from the mixture of hydrocarbons in crude oil?

For which system of equations is (2, 2) a solution? A.–3x + 3y = 0x + 6y = 10B.–2x + 5y = –64x – 2y = 4C.5x – 2y = –63x – 4y = 2D.2x + 3y = 104x + 5y = 18

in a 4*100m relay race,tota track length is 200m and time taken by one particular group is 50.2sec. ehat is the average speed and average velocity of that group

what is nationalism

in a 4*100m relay race,tota track length is 200m and time taken by one particular group is 50.2sec. ehat is the average speed and average velocity of that group

what are stalactites?

What polynomial when divided by 2y^5 yields 4y^2-2y+9 as a quotient?

what are the different types of gorilla?

6.___He journeyed to the court of the great Kublai Khan, returning to Europe after seventeen years.