28 янв. 2022 г. · Which of the following quadratic equation have rational roots? (a) x2 + x – 1 = 0 (b) x2 – 5x + 6 = 0 (c) 4x2 – 3x – 2 = 0 (d) 6x2 – x + 11 = 0​.

5 февр. 2024 г. · Which of the following quadratic equations has real and rational roots? · 2x2 + 5x - 1 = 0 · X2 + 8x + 6 = 0 · 4x2 - 5x + 2 = 0 · 5x2 + 6x + 1 = 0 ...

17 сент. 2022 г. · Answer: (b) x² - 5x + 6 = 0. Step-by-step explanation: b² - 4ac = 1. 1 is a perfect square. And roots of the quadratic equation are 2 and 3.

2 мая 2023 г. · Which of the following quadratic equation have rational roots? (a) x2+x−1=0​ (d) 3x2+6x+2=0​. 4x2−3x−2=0; x2−5x+6=0; 6x2−x+11=0.

6 окт. 2024 г. · If D<0, the equation has no real roots (the roots are complex). Additionally, for the roots to be rational, D must be a perfect square. For the ...

1 июн. 2023 г. · For what positive integers c, with c < 100, does the following quadratic have rational roots? 3x^2 + 20x + c? All related (36). How to determine if the roots of a quadratic equation ... - Quora How do we find the value of k so that the quadratic equation x²+ ... Examine whether the following quadratic equations have real ... Другие результаты с сайта www.quora.com

9 сент. 2021 г. · Which of the following quadratic equation has one real, rational roots? A. y^2-16x=-64 C. 2y^2-3y-20=0 B. y^2+2y+5=0 D. y^2-3y-11=0.

A quadratic equation with rational coefficients can have. both roots equal and irrational; one root rational and other irrational; one root real and other ...

Every quadratic equation has two roots depending of the nature of its ... Which of the following quadratic equation have rational roots ? A. x2+x−1=0. B. x ...

By using the discriminant only, determine which of the following quadratic equations have rational roots which can be found by factorisation.