The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms are there in A.P and what is their sum?

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The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms are there in A.P and what is their sum?
04
Oct
The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms are there in A.P and what is their sum? The first and the last term of an A.P are 17 and 350 respectively. If the common difference is 9 how many terms [...]
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