\(y^2-10y+25\) का गुणनखंडन कौन सा है?

Which is the factorisation of \(y^2-10y+25\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

C. ((y-5)2)

Step 1

Concept

\(25=5^2\) and \(-10y=-2\cdot5y\). So (y-2-10y+25=(y-5)2).

Step 2

Why this answer is correct

The correct answer is C. ((y-5)2). \(25=5^2\) and \(-10y=-2\cdot5y\). So (y-2-10y+25=(y-5)2).

Step 3

Exam Tip

\(25=5^2\) और \(-10y=-2\cdot5y\) है। इसलिए (y-2-10y+25=(y-5)2) है।

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Mathematics Answer, Explanation and Revision Hints

\(y^2-10y+25\) का गुणनखंडन कौन सा है? / Which is the factorisation of \(y^2-10y+25\)?

Correct Answer: C. ((y-5)2). Explanation: \(25=5^2\) और \(-10y=-2\cdot5y\) है। इसलिए (y-2-10y+25=(y-5)2) है। / \(25=5^2\) and \(-10y=-2\cdot5y\). So (y-2-10y+25=(y-5)2).

Which concept should I revise for this Mathematics MCQ?

\(25=5^2\) and \(-10y=-2\cdot5y\). So (y-2-10y+25=(y-5)2).

What exam hint can help solve this Mathematics question?

\(25=5^2\) और \(-10y=-2\cdot5y\) है। इसलिए (y-2-10y+25=(y-5)2) है।