ExamCompetition Forum Question Papers Ask A Question Mock Test Learn & Earn Sign Up Login Menu



0 vote

What will be the roots of the quadratic equation $x^{2}$ - 25x + 156 = 0?

Asked on by | Votes 0 | Views: 27 | Tags: ssc     | ssc chsl     | ssc chsl tier 1     | ssc chsl 2016     | ssc chsl 08 02 2017     | algebra     | quantitative aptitude     | Add Bounty

What will be the roots of the quadratic equation $x^{2}$ - 25x + 156 = 0?
1). 12, 13
2). 25, 1
3). 9, 16
4). 31, 6

SSC CGL Books


Share on Facebook      Share on Whatsapp       Share on Twitter




1 answers

1 vote
Answered by on | Votes 1 |
option 1 is the right one

Join Telegram Group




Answer This Question

Name:
Email:
Answer :
Sum of (2+1)
Submit:

Other Questions

1. In the following question two equations are given in variables ‘x’ and ‘y’. On the basis of these equations you have to decide the relation between ‘x’ and ‘y’ and give answer. I. 676x2 – 1 = 0 II. \(y = \frac{1}{{\sqrt[3]{{13824}}}}\)

2. If $\frac{a^{2}}{b+c}$ = $\frac{b^{2}}{c+a}$ = $\frac{c^{2}}{a+b}$ =1 then $\frac{1}{1+a}$ + $\frac{1}{1+b}$ + $\frac{1}{1+c}$ is

3. In the following question two equations I and II are given. You have to solve these equations and determine relation between the variables given. I. \(x + \frac{1}{x} = \frac{{50}}{7}\) II. 4y2 + 4 + 17y = 0

4. The age of P is two years more than thrice the age of Q. 2 years back, the ratio of ages of Q and R was 1 : 2. R will be 12 years old after 2 years. What will be the age of P after 3 years?

5. Find the value of p if 3x + p, x 10 and x+ 16 are in arithmetic progression.

6. The sides of a triangle are in the ratio 3:4:6. The triangle is :

7. In the following question two equations are given in variables ‘x’ and ‘y’. On the basis of these equations you have to decide the relation between ‘x’ and ‘y’ and give answer. I. √1225 x + √4900 = 0 II. \({\left( {27} \right)^{\frac{1}{3}}}y + {\left( {343} \right)^{\frac{1}{3}}} = 0\)

8. If $\left(\frac{1}{x}\right) + \left(\frac{1}{y}\right) +\left(\frac{1}{z}\right) $ = 0 and x + y + z = 9, then what is the value of $x^{3} + y^{3} + z^{3}- 3xyz?$

9. Direction: In the given question, two equations numbered l and II are given. You have to solve both the equations and mark the appropriate answer. I. x2 – 0.15x – 0.07 = 0 II. y2 – 0.75y + 0.14 = 0

10. In the following question two equations are given. You have to solve these equations and determine relation between x and y. I. 15x2 – 37x + 20 = 0 II. 18y2 – 67y – 63 = 0