Test Index

Quadratic Equation and Inequalities Part 2

Section: Mathematics

© examsnet.com

Question : 93 of 98

Marks: +1, -0

Let a,b∈R be such that the equation ax2−2bx+15=0 has a repeated root α. If α and β are the roots of the equation x2−2bx+21=0, then α2+β2 is equal to :

[25-Jun-2022-Shift-2]

37
58
68
92

Go to Question:

Prev Question

Next Question