give the formula and the first five terms of an a1 = 15 d = 25
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give the formula and the first five terms of an a1 = 15 d = 25
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Answer:
1. 15,40,65,90,115
Step-by-step explanation:
1. 15+(2-1)25
15+25=40
2. 15+(3-1)25
15+50=65
3. 15+(4-1)25
15+75=90
4. 15+(5-1)25
15+100=115