Question

There are 20 terms in AS.Sum of the first and last

terms is 88.

a) What is the sum of the 2ⁿᵈand 19ᵗʰ terms?

b) If the 10ᵗʰ term 42,what is the 11ᵗʰ term?

c) What is the common difference of the sequence?

d) What is the first term?​

Answer 1

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