यदि (m=-1) और (n=4), तो \(3m^2n-2mn^2\) का मान क्या होगा?
If (m=-1) and (n=4), what is the value of \(3m^2n-2mn^2\)?
Explanation opens after your attempt
C. (44)
Concept
(3m-2n=3(1)(4)=12) and (-2mn-2=-2(-1)(16)=32). The total value is (44).
Why this answer is correct
The correct answer is C. (44). (3m-2n=3(1)(4)=12) and (-2mn-2=-2(-1)(16)=32). The total value is (44).
Exam Tip
(3m-2n=3(1)(4)=12) और (-2mn-2=-2(-1)(16)=32) है। कुल मान (44) है।
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