Subject
Govt.Jobs
Topic
সাব-রেজিস্ট্রার-২০১২
নীচের কোনটি x2– y2+2y – 1 -এর একটি উৎপাদক?
নীচের কোনটি x2– y2+2y – 1 -এর একটি উৎপাদক?
ক)
x-yখ)
x+y+1গ)
x+y-1ঘ)
x-y-1Explanation
x 2 – y 2 +2y – 1 or, (x) 2 – (y - 1) 2 or, (x+y-1)(x-y+1)Related questions
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