आयत मॉडल में ((r+3)(r+5)) को फैलाने पर (r) वाले पदों का योग क्या होगा?

In the rectangle model of ((r+3)(r+5)), what will be the sum of the (r)-terms?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (8r)

Step 1

Concept

The like terms (3r) and (5r) combine to make (8r). Exam tip: add like terms.

Step 2

Why this answer is correct

The correct answer is C. (8r). The like terms (3r) and (5r) combine to make (8r). Exam tip: add like terms.

Step 3

Exam Tip

(3r) और (5r) जैसे पद मिलकर (8r) बनाते हैं। परीक्षा में समान पद जोड़ें।

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Mathematics Answer, Explanation and Revision Hints

आयत मॉडल में ((r+3)(r+5)) को फैलाने पर (r) वाले पदों का योग क्या होगा? / In the rectangle model of ((r+3)(r+5)), what will be the sum of the (r)-terms?

Correct Answer: C. (8r). Explanation: (3r) और (5r) जैसे पद मिलकर (8r) बनाते हैं। परीक्षा में समान पद जोड़ें। / The like terms (3r) and (5r) combine to make (8r). Exam tip: add like terms.

Which concept should I revise for this Mathematics MCQ?

The like terms (3r) and (5r) combine to make (8r). Exam tip: add like terms.

What exam hint can help solve this Mathematics question?

(3r) और (5r) जैसे पद मिलकर (8r) बनाते हैं। परीक्षा में समान पद जोड़ें।