Browse by Stream
Discuss Doubts
Home
Search for Exam, Articles, Questions
get app
Go To Your Study Dashboard
  1. Home
  2. Consider the following pattern Using the above pattern , find the value of the following.(iii) cube of 20 - cube of 19
# NCERT

Q. Consider the following pattern.

2^{3}-1^{3}=1+2\times 1\times 3

3^{3}-2^{3}=1+3\times2\times 3

4^{3}-3^{3}=1+4\times 3\times 3

Using the above pattern,find the value of the following.

(iii)  20^{3}-19^{3}

Answers (1)
D Devendra Khairwa

The detailed solution for the above-written question is mentioned below,

20^{3}-19^{3} = 1 + 20\times19\times3 = 1 + 1140 = 1141

Similar Questions

Related Chapters

Preparation Products

JEE Main Rank Booster 2021

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 13999/- ₹ 9999/-
Buy Now
Rank Booster NEET 2021

This course will help student to be better prepared and study in the right direction for NEET..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout JEE Main April 2021 (Easy Installments)

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 4999/-
Buy Now
Knockout NEET May 2021

An exhaustive E-learning program for the complete preparation of NEET..

₹ 22999/- ₹ 14999/-
Buy Now
Knockout NEET May 2022

An exhaustive E-learning program for the complete preparation of NEET..

₹ 34999/- ₹ 24999/-
Buy Now
Exams
Articles
Questions