Practice Questions CBSE - Maths Class 10 (2023 Boards)

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Question 3 - Practice Questions CBSE - Maths Class 10 (2023 Boards) - Solutions of Sample Papers for Class 10 Boards

Last updated at December 13, 2024 by

A teacher asks three students to complete the following statement about the nature of the roots of a quadratic equation.

If q^2-4pr>0, the roots of the quadratic equation 怖px怗^2+ax+r=0 will be...

Zain answers, "always positive".

Vipul answers, "positive, if p, q, and r are positive".

Suman answers, "negative, if p, q, and r are positive".

Who answered correctly?

(A) ZainĀ 

(B) VipulĀ 

(C) SumanĀ 

(D) (none of them)

Ā 

If q2ā€“ 4pr > 0, the roots of the quadratic equation px2 + qx + r = 0 - Practice Questions CBSE - Maths Class 10 (2023 Boards)

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Transcript

A teacher asks three students to complete the following statement about the nature of the roots of a quadratic equation. If š‘ž^2āˆ’4š‘š‘Ÿ>0, the roots of the quadratic equation 怖š‘š‘„怗^2+š‘Žš‘„+š‘Ÿ=0 will be... Zain answers, "always positive". Vipul answers, "positive, if p, q, and r are positive". Suman answers, "negative, if p, q, and r are positive". Who answered correctly? (A) Zain (B) Vipul (C) Suman (D) (none of them)

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