2, 7, 12.... এই সমান্তৰ প্ৰগতিটোৰ দশম পদটো নির্ণয় কৰ
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0
Step-by-step explanation:
2,7,12,17,22,27,32,37,42,47
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Answered by
2
Answer:
দিয়া আছে
প্ৰথম পদ a¹ =10
সাধাৰণ অন্তৰ d = a² - a¹
=7-2
= - 5
d = - 5
এতেকে, a30 = a+29 d
= 2+29 ( - 5 )
= 10+( - 145 )
=2-145
= - 143
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