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short proof MCQ Questions for Class 10

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

Practice Questions

1 questions tagged with short proof.

Question 1/1 Medium Mathematics Chapter 1: Real Numbers 6: Proof of irrationality of √2, √3, √5 Class 10 Level 17

कौन सा विकल्प \(\sqrt{3}\) की अपरिमेयता का सही संक्षिप्त प्रमाण विचार है?

Which option is the correct short proof idea for the irrationality of \(\sqrt{3}\)?

Explanation opens after your attempt
Correct Answer

A. परिमेय मानने पर अंश और हर दोनों (3) से विभाज्य मिलते हैंAssuming rational makes both numerator and denominator divisible by (3)

Step 1

Concept

Assume \(\sqrt{3}\) rational and write it in lowest form.

Step 2

Why this answer is correct

The proof shows both numerator and denominator divisible by (3).

Step 3

Exam Tip

This contradicts the condition of a lowest-form fraction. चरण 1: \(\sqrt{3}\) को परिमेय मानकर सरलतम भिन्न में लिखते हैं। चरण 2: प्रमाण से अंश और हर दोनों (3) से विभाज्य मिलते हैं। चरण 3: यह सरलतम भिन्न की शर्त से विरोधाभास है।

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