Find the sum of the of the first 20th terms of the arithmetic series 15+19+23+27...with solution po
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Find the sum of the of the first 20th terms of the arithmetic series 15+19+23+27...with solution po
Find the sum of the of the first 20th terms of the arithmetic series 15+19+23+27...with solution po
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S20= 20/2 [2(15)+(20-1)4]
S20= 10 [30+76]
S20= 10[106]
S20= 1060