f(x) = x²+(1/x)+1 এর অনুরূপ কোনটি?
Solution
Correct Answer: Option D
f(x) = x2 + 1/x + 1
f(1) = 12 + 1/1 + 1 = 3
f(0) = 02 + 1/0 + 1
= 1+1/0
f(0) = 1 গ্রহণযোগ্য নয় [ কারণ 1/0 অসংজ্ঞায়িত ]
f(-1) = (-1)2 + 1/-1+1 = 1 - 1 + 1 = 1
নির্ণেয় অনুরূপ f(1) = 3
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