Home
Class 8
MATHS
Consider the following pattern. 2^3 -1...

Consider the following pattern.
`2^3 -1^3 = 1 + 2 xx 1 xx 3`
`3^3 - 2^3 = 1 + 3 xx 2 xx 3`
`4^3 - 3^3 = 1 + 4 xx 3 xx 3`
Using the above pattern, find the value of the following.
`20^3 - 19^3`

Promotional Banner

Topper's Solved these Questions

  • Comparing Quantities

    ASHOK PUBLICATION ASSAM|Exercise EXAMPLE|65 Videos

  • Data Handling

    ASHOK PUBLICATION ASSAM|Exercise EXAMPLE|64 Videos

Similar Questions

Explore conceptually related problems

Consider the following pattern. 2^3 -1^3 = 1 + 2 xx 1 xx 3 3^3 - 2^3 = 1 + 3 xx 2 xx 3 4^3 - 3^3 = 1 + 4 xx 3 xx 3 Using the above pattern, find the value of the following. 7^3 - 6^3

Consider the following pattern. 2^3 -1^3 = 1 + 2 xx 1 xx 3 3^3 - 2^3 = 1 + 3 xx 2 xx 3 4^3 - 3^3 = 1 + 4 xx 3 xx 3 Using the above pattern, find the value of the following. 12^3 - 11^3

Consider the following pattern. 2^3 -1^3 = 1 + 2 xx 1 xx 3 3^3 - 2^3 = 1 + 3 xx 2 xx 3 4^3 - 3^3 = 1 + 4 xx 3 xx 3 Using the above pattern, find the value of the following. 51^3 - 50^3

Find of the value of : 2xx10^3

If det A = 4 and A is of order 3 xx 3, then find the value of det (3A).

Find the value of. (3^@ + 4 ^-1) xx 2^2

Let A be a 3xx3 determinant and |A|=7 . Find the value of |2A| .

Find the sum of first n terms of the following 1.2.3+2.3.4+3.4.5+….

Express the following numbers in usual form. 3.61492 xx 10^6

Find the nth terms of the following sequences. 1/2,2/3,3/4,4/5 ,…..