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The sum of Arithmetic progression 4+12+20+.....+100 is |
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Answer» Answer: PLEASE BRAINLIEST MY ANSWER The sum of Arithmetic progression 4+12+20+.....+100 is 676 Step-by-step EXPLANATION: Q) The sum of Arithmetic progression 4+12+20+.....+100 is ⇒ given, arithmetic progression is 4,12,20,.....,100 the arithmetic NTH term is obtained by adding 8 in (n-1)TH term ∴ the arithmetic progression is 4,12,20,28,36,44,52,60,68,76,84,92,100 The sum of Arithmetic progression 4+12+20+.....+100 is - ∴ 4+12+20+.....+100 = 4+12+20+28+36+44+52+60+68+76+84+92+100 ∴ 4+12+20+.....+100 = 676 |
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