यदि (f(x)=x-3) और (g(x)=2x-3-1) हैं, तो ((2f-g)(x)) क्या होगा?
If (f(x)=x-3) and (g(x)=2x-3-1), what is ((2f-g)(x))?
Explanation opens after your attempt
A. (1)
Concept
((2f-g)(x)=2x-3-\(2x^3-1\)=1). Do not forget sign changes while opening brackets.
Why this answer is correct
The correct answer is A. (1). ((2f-g)(x)=2x-3-\(2x^3-1\)=1). Do not forget sign changes while opening brackets.
Exam Tip
((2f-g)(x)=2x-3-\(2x^3-1\)=1)। कोष्ठक खोलते समय चिह्न बदलना न भूलें।
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