plss send me step by step
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I can tell only 2 and 3.
Step-by-step explanation:
2-No.of terms = 5
Middle term = 7
No.of term *middle term = 5*7 = 35
Sum of the terms = 3+5+7+9+11 = 35
3-No.of terms = 7
Middle term = 25
No.of term*middle term = 7*25 = 175
Sum of the terms = 10+15+20+25+30+35+40 = 175
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