How many 3- digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

Asked by Last Modified  

Follow 0
Answer

Please enter your answer

Commerce Master

9*8*7=504 types number can formed by using 1 to 9 digit of 3 digit numbers without repeated number.
Comments

9*8*7, ways=> 72*7 ways.
Comments

Expert

336.
Comments

504.
Comments

View 2 more Answers

Related Lessons

Get smarter in physics
Hi all, As we all know Physics is a conceptual subject and if you do the plane reading you will learn nothing.Its subject which can be related with numerics, practicals and relation with the happening...

Importance of Measurements Units and Uncertainties.
This is the foremost important physics topic. Students very often than not forget Conversion of Units of physical quantities to one system while solving numerical questions. This leads to wrong answers...

Solution to a trigonometric problem requested by one student
∫ sin² x /( 1+ cos x ) dx Let's multiply both numerator and denominator by ( 1 - cos x ) = ∫ sin² x • ( 1 - cos x ) / ( 1 + cos x ) • ( 1 - cos x ) dx = ∫ sin²...


Efficient Learning Strategies
Type your notes after class Write your notes onto flashcards - Scrabble -Make posters Review flashcards while walking, at gym, etc. Dog-ear pages in the reading where you can find...

Recommended Articles

Raghunandan is a passionate teacher with a decade of teaching experience. Being a skilled trainer with extensive knowledge, he provides high-quality BTech, Class 10 and Class 12 tuition classes. His methods of teaching with real-time examples makes difficult topics simple to understand. He explains every concept in-detail...

Read full article >

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Swati is a renowned Hindi tutor with 7 years of experience in teaching. She conducts classes for various students ranging from class 6- class 12 and also BA students. Having pursued her education at Madras University where she did her Masters in Hindi, Swati knows her way around students. She believes that each student...

Read full article >

Urmila is a passionate teacher with over 8 years of experience in teaching. She is currently pursuing her Ph. D. She provides classes for Class 11, Class 12, MBBS and Medical tuition.  Urmila began her career in teaching long before she became a teacher. She used to provide classes for foreign national students in her college...

Read full article >

Looking for Class 12 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you