यदि (f(x)=x-2+2x+1), तो (f(1)) क्या है?
If (f(x)=x-2+2x+1), what is (f(1))?
Explanation opens after your attempt
A. (4)
Concept
(f(1)=12+2(1)+1=4). While substituting, evaluate each term separately.
Why this answer is correct
The correct answer is A. (4). (f(1)=12+2(1)+1=4). While substituting, evaluate each term separately.
Exam Tip
(f(1)=12+2(1)+1=4) है। प्रतिस्थापन में हर पद को अलग-अलग देखें।
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