√3 , 2 √3 , 3 √3 ,... verify that the following is an AP, and then write its next three terms
Solution:
An arithmetic progression (AP) is a sequence where the two consecutive terms have the same common difference. It is obtained by adding the same fixed number to its previous term.
From the question above, we have,
a₁ = √3
a₂ = 2 √3
a₃ = 3 √3
Calculating the difference, we get,
a₂ - a₁ = 2 √3 - √3 = √3
a₃ - a₂ = 3 √3 - 2 √3 = √3
So, a₂ - a₁ = a₃ - a₂
Each successive term of the given list has the same difference.
Therefore, it forms an AP.
The next three terms are,
a₄ = a + 3d = √3 + 3 (√3) = 4√3
a₅ = a + 4d = √3 + 4(√3) = 5√3
a₆ = a + 5d = √3 + 5(√3) = 6√3
Therefore, it forms an AP and the next three terms are 4√3, 5√3 and 6√3.
✦ Try This: The nth term of an A. P. is 6n + 11. Find the common difference
☛ Also Check: NCERT Solutions for Class 10 Maths Chapter 5
NCERT Exemplar Class 10 Maths Exercise 5.3 Problem 2 (iii)
√3 , 2 √3 , 3 √3 ,... verify that the following is an AP, and then write its next three terms
Summary:
√3 , 2 √3 , 3 √3 ,... forms an A.P and the next 3 terms are 4√3,5√3,6√3.
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