Choose the correct choice in the following and justify(i) 30th term of the AP: 10,7,4,… is (A) 97 (B) 77 (C) −77 (D) 87(ii) 11th term of the AP: –3,−21,2,… is (A) 28 (B) 22 (C) –38 (D) –4821

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Choose the correct choice in the following and justify (i) 30t

Question

Choose the correct choice in the following and justify
(i) 30th term of the AP: $10, 7, 4, \dots$ is (A) 97 (B) 77 (C) $- 77$ (D) $87$
(ii) 11th term of the AP: $- 3, - \frac{1}{2}, 2, \dots$ is (A) $28$ (B) $22$ (C) $- 38$ (D) $- 48 \frac{1}{2}$

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Asher Discussed

Choose the correct choice in the following and justify
(i) 30th term of the AP:

10, 7, 4, \dots

is (A) 97 (B) 77 (C)

- 77

(D)

87

(ii) 11th term of the AP:

- 3, - \frac{1}{2}, 2, \dots

is (A)

28

(B)

22

(C)

- 38

(D)

- 48 \frac{1}{2}

12 mins ago

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12 mins ago

Solution: a=10 and d=-3

a_{n}

=10+(30-1)(-3)
=10+(29)(-3)
=10-87
=-77

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Question Text	Choose the correct choice in the following and justify (i) 30th term of the AP: $10, 7, 4, \dots$ is (A) 97 (B) 77 (C) $- 77$ (D) $87$ (ii) 11th term of the AP: $- 3, - \frac{1}{2}, 2, \dots$ is (A) $28$ (B) $22$ (C) $- 38$ (D) $- 48 \frac{1}{2}$
Answer Type	Text solution:1
Upvotes	150