Curioustab
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Take Free Test
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Take Free Test
Home
»
Aptitude
»
Quadratic Equation
If α, β are the roots of the quadratic equation x2 - 8x + k = 0, find the value of k such the α2 + β2 = 40
12
14
10
16
Correct Answer:
12
Explanation:
← Previous Question
Next Question→
More Questions from
Quadratic Equation
Ⅰ. x 2 – 11x + 24 = 0 Ⅱ. 2y 2 – 9y + 9 = 0
Ⅰ. 2 × 4 - 3 × 4 = x10/7 x 4/7 x 4/7 Ⅱ. y 3 + 783 = 999
Ⅰ. ( 17 ) 2 + 144 ÷ 18 = x Ⅱ. ( 26 ) 2 - 18 × 21 = y
Ⅰ. x 3 × 13 = x 2 × 247 Ⅱ. y 1/3 × 14 = 294 ÷ y 2/3
Ⅰ. √ 500x + √ 402 = 0 Ⅱ. √ 360y + ( 200 ) 1/2 = 0
√ 6 + √6 + √6 +........ is equal to
Form a quadratic equation whose one root is 3 - √5 and the sum of roots is 6
Determine p so that the equation x 2 + 5px + 16 = 0 has on real root.
If α and β are the roots of the quadratic equation ax2 + bx + c = 0, then the value of α + β is β α
Construct a quadratic equation whose roots are √2 and 2 √2
Discussion & Comments
No comments yet. Be the first to comment!
Name:
Comment:
Post Comment
Join Discussion
Discussion & Comments