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Practice Questions CBSE - Maths Class 10 (2023 Boards)

CBSE Class 10 Sample Paper for 2023 Boards - Maths BasicΒ β†’
Class 10
Solutions of Sample Papers for Class 10 Boards

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

Last updated at March 28, 2023 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 γ€–pxγ€—^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) ZainΒ 

(B) VipulΒ 

(C) SumanΒ 

(D) (none of them)

Β 

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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 π‘ž^2βˆ’4π‘π‘Ÿ>0, the roots of the quadratic equation 〖𝑝π‘₯γ€—^2+π‘Žπ‘₯+π‘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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