How to prove the first term of the sequence.
Prove to an is the nth term of the sequence, and d is the common difference.
Arithmetic Progressions Solutions for Class 10th Maths.
NCERT Books for 2022-2023 based on CBSE Board.
In the following APs, find the missing terms in the boxes : -4, [], [], [], [], 6
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Here, a = – 4 and a₆ = 6. To find: a₂, a₃, a₄ and a₅
Given that: a₆ = a + (6 -1)d = 6
⇒ -4 + 5d = 6 ⇒ 5d = 10 ⇒ d = 2
Therefore, a₂ = a + d = – 4 + 2 = – 2
a₃ = a + 2d = – 4 + 2(2) = 0
a₄ = a + 3d = – 4 + 3(2) = 2
a₅ = a + 4d = – 4 + 4(2) = 4