यदि (L(t)=6t+31), तो (L(5t)-L(2t)) क्या है?
If (L(t)=6t+31), what is (L(5t)-L(2t))?
Explanation opens after your attempt
C. (18t)
Concept
(L(5t)=30t+31) and (L(2t)=12t+31). The difference is (18t).
Why this answer is correct
The correct answer is C. (18t). (L(5t)=30t+31) and (L(2t)=12t+31). The difference is (18t).
Exam Tip
(L(5t)=30t+31) और (L(2t)=12t+31) है। अंतर (18t) है।
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