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Find the sum 34+32+30+...+10Formula:an=a+(n-1)d |
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Answer» Step-by-step explanation: 10=34+ (N-1) (-2) 10-34 = -2n + 2 -14 - 2 = -2n -16 ----- =n -2 So n is 8 SN = n/2 (a + an) = 4 (32 + 10) = 4 (42) 168 Please mark as BRAINLIEST... |
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