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correction MCQ Questions for Class 10

correction se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

31 questions tagged with correction.

यदि \(\sqrt{12}+\sqrt{27}\) को पहले सरल किया जाए, तो इसका वर्ग क्या होगा?

If \(\sqrt{12}+\sqrt{27}\) is simplified first, what will its square be?

Explanation opens after your attempt
Correct Answer

A. (75)

Step 1

Concept

\(\sqrt{12}+\sqrt{27}=2\sqrt{3}+3\sqrt{3}=5\sqrt{3}\), so the square is (75). In exams add like radicals first.

Step 2

Why this answer is correct

The correct answer is A. (75). \(\sqrt{12}+\sqrt{27}=2\sqrt{3}+3\sqrt{3}=5\sqrt{3}\), so the square is (75). In exams add like radicals first.

Step 3

Exam Tip

\(\sqrt{12}+\sqrt{27}=2\sqrt{3}+3\sqrt{3}=5\sqrt{3}\), इसलिए वर्ग (75) है। परीक्षा में समान मूलों को पहले जोड़ें।

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