\(x^2-18x+80=0\) के मूल क्या हैं?

What are the roots of \(x^2-18x+80=0\)?

Explanation opens after your attempt
Correct Answer

A. (x=8,10)

Step 1

Concept

(x-2-18x+80=(x-8)(x-10)), so the roots are (8) and (10). In exams, change signs while writing roots from factors.

Step 2

Why this answer is correct

The correct answer is A. (x=8,10). (x-2-18x+80=(x-8)(x-10)), so the roots are (8) and (10). In exams, change signs while writing roots from factors.

Step 3

Exam Tip

(x-2-18x+80=(x-8)(x-10)), इसलिए मूल (8) और (10) हैं। परीक्षा में गुणनखंड से मूल लिखते समय चिन्ह बदलें।

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Mathematics Answer, Explanation and Revision Hints

\(x^2-18x+80=0\) के मूल क्या हैं? / What are the roots of \(x^2-18x+80=0\)?

Correct Answer: A. (x=8,10). Explanation: (x-2-18x+80=(x-8)(x-10)), इसलिए मूल (8) और (10) हैं। परीक्षा में गुणनखंड से मूल लिखते समय चिन्ह बदलें। / (x-2-18x+80=(x-8)(x-10)), so the roots are (8) and (10). In exams, change signs while writing roots from factors.

Which concept should I revise for this Mathematics MCQ?

(x-2-18x+80=(x-8)(x-10)), so the roots are (8) and (10). In exams, change signs while writing roots from factors.

What exam hint can help solve this Mathematics question?

(x-2-18x+80=(x-8)(x-10)), इसलिए मूल (8) और (10) हैं। परीक्षा में गुणनखंड से मूल लिखते समय चिन्ह बदलें।