Q) Which of the following are APs? If they form an AP, find the common difference d and write three more terms. v) 3, 3 + √2, 3 + 2√2, 3 + 3√2, … Ans: Here we are given a sequence and we need to determine if the sequence qualifies to be an AP or […]
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Q) Which of the following are APs? If they form an AP, find the common difference d and write three more terms. iii) – 1.2, – 3.2, – 5.2, – 7.2, … Ans: Here we are given a sequence and we need to determine if the sequence qualifies to be an AP or not. After
Q) Which of the following are APs? If they form an AP, find the common difference d and write three more terms. (ii) 2, 5/2 ,3, 7/2, … Ans: Here we are given a sequence and we need to determine if the sequence qualifies to be an AP or not. After that, we need to
Q) For the following APs, write the first term and the common difference: (iv) 0.6, 1.7, 2.8, 3.9,… Ans: Here we are given AP and we need to find the first term a and common difference d. Now, first term of the AP, a1 = 0.6 (by observation) Further we can see that a2 = 1.7
5.1.3 (iv) For the following APs, write the first term and the common difference: Read More »
Q) For the following APs, write the first term and the common difference: (iii) ,…. Ans: Here we are given AP and we need to find the first term a and common difference d. Now, first term of the AP, (by observation) Further we can see that and Common difference is the difference between
Q) For the following APs, write the first term and the common difference: (ii) – 5, – 1, 3, 7…. Ans: Here we are given AP and we need to find the first term a and common difference d. Now, first term of the AP, a1 = – 5 (by observation) Further we can see
Q) Write first four terms of the A.P. when the first term a and the common difference d are given as follows (v) a = – 1.25, d = – 0.25 Ans: Since we need to form AP consisting of first 4 terms, let’s start from formula for nth term. The nth term of an
Q) Write first four terms of the A.P. when the first term a and the common difference d are given as follows (iv) a = – 1, d = 1 / 2 Ans: Since we need to form AP consisting of first 4 terms, let’s start from formula for nth term. The nth term of
Q) Write first four terms of the A.P. when the first term a and the common difference d are given as follows (iii) a = 4, d = − 3 Ans: Since we need to form AP consisting of first 4 terms, let’s start from formula for nth term. The nth term of an AP,
Q) In which of the following situations does the list of numbers involved make an arithmetic progression and why? (iv) The amount of money in the account every year, when Rs. 10,000 is deposited at compound interest at 8% per annum.. Ans: Let’s start from making a sequence of the air amount in the cylinder