यदि (f(x)=2x-1), तो (f(3)) का मान क्या है?
If (f(x)=2x-1), what is the value of (f(3))?
Explanation opens after your attempt
A. (5)
Concept
(f(3)=2(3)-1=5). To evaluate a function, substitute the given value in place of (x).
Why this answer is correct
The correct answer is A. (5). (f(3)=2(3)-1=5). To evaluate a function, substitute the given value in place of (x).
Exam Tip
(f(3)=2(3)-1=5) है। मान निकालते समय (x) की जगह दिए गए मान को रखें।
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