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

Which is not a way in which ideas of the Scientific Revolution were applied to the social world during the Enlightenment? a. Diderot tried to organize all knowl

you travel 40 kilometres in 1.5 horse. what is your average

What was the primary reason why the United States offered to send aid to Israel during the Yom Kippur War? a. The Egyptian air force bombed Israel relentlessly.

Which form of the modifier correctly completes the sentence? Morris can play the harmonica as __________ as any other musician can. a. well b. good

Which best describes Francis Drake? a. He was a leader of the Scientific Revolution. b. He was the first Englishman to sail around the world. c. He wrote books

In what way were noble ladies and peasant women alike? a. They both cared for children b. They both cooked and baked c. They both attended daily religious servi

In humans, having unattached earlobes is the result of a dominant gene, and having attached earlobes is a recessive trait. If a woman with attached earlobes has

Gloria is digging for fossils at a geological site. She has 120 meters of rope and 4 stakes to mark off a rectangular area. Which set of dimensions will create

Which word in the sentence is the predicate adjective? On stormy days, the sky looks very threatening. a. sky b. threatening c. stormy d. days

Which term describes the energy per unit charge in a circuit? A. Resistance B. Current C. Voltage D. Power