( (x+5)2-(x-5)2 ) का सरल रूप क्या है?

What is the simplified form of ( (x+5)2-(x-5)2 )?

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

C. (20x)

Step 1

Concept

( (a+b)2-(a-b)2=4ab ). Here (a=x) and (b=5), so the result is (20x).

Step 2

Why this answer is correct

The correct answer is C. (20x). ( (a+b)2-(a-b)2=4ab ). Here (a=x) and (b=5), so the result is (20x).

Step 3

Exam Tip

( (a+b)2-(a-b)2=4ab ) है। यहाँ (a=x) और (b=5) इसलिए (20x) मिलेगा।

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Mathematics Answer, Explanation and Revision Hints

( (x+5)2-(x-5)2 ) का सरल रूप क्या है? / What is the simplified form of ( (x+5)2-(x-5)2 )?

Correct Answer: C. (20x). Explanation: ( (a+b)2-(a-b)2=4ab ) है। यहाँ (a=x) और (b=5) इसलिए (20x) मिलेगा। / ( (a+b)2-(a-b)2=4ab ). Here (a=x) and (b=5), so the result is (20x).

Which concept should I revise for this Mathematics MCQ?

( (a+b)2-(a-b)2=4ab ). Here (a=x) and (b=5), so the result is (20x).

What exam hint can help solve this Mathematics question?

( (a+b)2-(a-b)2=4ab ) है। यहाँ (a=x) और (b=5) इसलिए (20x) मिलेगा।