savannahmaddux
savannahmaddux
09-06-2016
Mathematics
contestada
Evaluate 7!/5!2!
choices
1
21
42
Respuesta :
Panoyin
Panoyin
09-06-2016
[tex]\frac{7!}{5!2!} = \frac{7 * 6 * 5 * 4 * 3 * 2 * 1}{5 * 4 * 3 * 2 * 1 * 2 * 1} = \frac{7 * 6}{2 * 1} = \frac{42}{2} = 21[/tex]
The answer is B.
Answer Link
rainepowell504
rainepowell504
27-05-2019
The correct answer is
B. 21
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
A single cell includes many specialized parts and organelles to carry out various processes. For example, the endoplasmic reticulum is a complicated network of
An iron vise falls from rest at a great height. Neglecting air resistance, what is its speed after it has fallen for 5 seconds?
The supply of freshwater and its distribution around the world is controlled by __________.A.the construction of damsB.the location of aquifersC.the water cycle
A survey was conducted to study the relationship between the annual income of a family and the amount of money the family spends on entertainment. Data were col
During a discussion about the budget for a project, the discussion gets personal between two managers of trion llc. they digress from the topic and start ventin
Janet can read 3.6 pages of a book in a minute. If she read for 2.71 minutes. How much would have she had read
A ___________ forms when a cold air mass pushes into a warmer air mass. A. stationary front B. warm front C. cold front D. Coccluded front
There are two methods of enforcing the rule that only one device can transmit. In the centralized method, one station is in control and can either transmit or a
Lauren's bedroom measures 18 feet by 12 feet, with a closet that measures 2 feet by 4 feet. If carpet costs $4.15 per square foot, how much will it cost to carp
Please help I’ll give 50 points The question is down below with the fractions please answer as fast as you can
