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There ạre 20 terms in an arithmetic sequ...

There ạre 20 terms in an arithmetic sequence. Sum of the first and last term is 88 :
a) What is the sum of the `2^(nd)` and `19^(th)` terms?
b) If the `10^(th)` term is 42 , what is the `11^(th)` term?
c) Whạt is the common difference of the sequence?
d) What is the first term?

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V PUBLICATION-ARITHMETIC SEQUENCES-Question Bank
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