alleryচাৰিটা পদৰ এটা শ্ৰেণী 7-ৰ পৰা আৰম্ভ হয় আৰু প্ৰতিটো খোজত 3 কৈ হ্ৰাস পায়। অন্তিম পদটো কি?
A-1
B-2
C-3
D4
Answer & Solution
Correct answer: B. -2
পদবোৰ 7, 4, 1, -2 এনেদৰে চলে, গতিকে চতুৰ্থ পদটো হৈছে -2।
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