Go To Your Study Dashboard

Get Answers to all your Questions

header-bg

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)

best_answer

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

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

Posted by

Devendra Khairwa

View full answer

Similar Questions

Latest Question

A sum of money under compound interest doubles itself in 4 years. In how many years will it become 16 times itself? Option: 1 1
A certain loan amounts, under compound interest, compounded annually earns an interest of Rs.1980 in the second year and Rs.2178 in the third year. How much interest did it earn in the first year?<