व्यंजक \(5p^2-3p+7-2p^2+8p-4\) का सरल रूप क्या है?
What is the simplified form of \(5p^2-3p+7-2p^2+8p-4\)?
Explanation opens after your attempt
C. \(3p^2+5p+3\)
Concept
Combining like terms gives \(5p^2-2p^2=3p^2\), (-3p+8p=5p) and (7-4=3). Group terms by powers.
Why this answer is correct
The correct answer is C. \(3p^2+5p+3\). Combining like terms gives \(5p^2-2p^2=3p^2\), (-3p+8p=5p) and (7-4=3). Group terms by powers.
Exam Tip
समान पद जोड़ने पर \(5p^2-2p^2=3p^2\), (-3p+8p=5p) और (7-4=3) मिलता है। पदों को घात के अनुसार समूहित करें।
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