Question

the sum of first 45 term of an ap is 3195 complete the following activity to find the 23rd term
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Answer 1

Answer:

71

Step-by-step explanation:

sum of first 45 term of AP = 45/2 * (2*a + (45-1)d) = 3195

=> (2a + 44d) = 3195*2/45

=> 2(a + 22d) = 142

=> (a + 22d) = 71

23rd term = a + (23-1)d

= a + 22d = 71

Answer 2

Step-by-step explanation:

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