किस विकल्प में \(5x^2-3x+8\) में से \(2x^2-7x-6\) घटाने का सही परिणाम है?

Which option gives the correct result of subtracting \(2x^2-7x-6\) from \(5x^2-3x+8\)?

Explanation opens after your attempt
Correct Answer

A. \(3x^2+4x+14\)

Step 1

Concept

(\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14). Change all signs of the second expression while subtracting.

Step 2

Why this answer is correct

The correct answer is A. \(3x^2+4x+14\). (\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14). Change all signs of the second expression while subtracting.

Step 3

Exam Tip

(\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14)। घटाते समय दूसरे व्यंजक के सभी चिह्न बदलें।

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FAQs

Mathematics Answer, Explanation and Revision Hints

किस विकल्प में \(5x^2-3x+8\) में से \(2x^2-7x-6\) घटाने का सही परिणाम है? / Which option gives the correct result of subtracting \(2x^2-7x-6\) from \(5x^2-3x+8\)?

Correct Answer: A. \(3x^2+4x+14\). Explanation: (\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14)। घटाते समय दूसरे व्यंजक के सभी चिह्न बदलें। / (\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14). Change all signs of the second expression while subtracting.

Which concept should I revise for this Mathematics MCQ?

(\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14). Change all signs of the second expression while subtracting.

What exam hint can help solve this Mathematics question?

(\(5x^2-3x+8\)-\(2x^2-7x-6\)=3x-2+4x+14)। घटाते समय दूसरे व्यंजक के सभी चिह्न बदलें।