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@kemaguar | |
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The 6th term of an ap is 37 and the sum of the first 6 terms is 146. Find: (a) first term (b) sum of the first 15 terms |
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@kemaguar | 5 April 25 |
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Mathematicians in the building
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@chippk | 5 April 25 |
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first term is 109/5 sum of 15 terms is 9239/25 |
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@chippk | 5 April 25 |
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hope am correct
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@kemaguar | 5 April 25 |
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Na
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@chippk | 5 April 25 |
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u mean am wrong
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@kemaguar | 5 April 25 |
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Yeah you are wrong
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@chippk | 5 April 25 |
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so whats the answer?
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@kemaguar | 5 April 25 |
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First term is 12. Common difference is 5. And sum of the first 15 terms is705
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