एक \(x\) बाय \(x\) वर्ग और दो \(x\) बाय \(5\) आयतों के साथ \(5\) बाय \(5\) वर्ग जोड़ा गया है। यह किसका मॉडल है?
An \(x\) by \(x\) square, two \(x\) by \(5\) rectangles, and one \(5\) by \(5\) square are combined. This is a model of what?
Explanation opens after your attempt
D. \((x+5)^2\)
Concept
The total area is \(x^2+10x+25\). Exam tip: write two \(5x\) rectangles as \(10x\).
Why this answer is correct
The correct answer is D. \((x+5)^2\). The total area is \(x^2+10x+25\). Exam tip: write two \(5x\) rectangles as \(10x\).
Exam Tip
दिए गए भागों का कुल क्षेत्र \(x^2+10x+25\) है। परीक्षा में दो \(5x\) आयतों को \(10x\) लिखें।
Login to save your score, XP, coins and progress.
