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Quardratic Equation Practice Set 2 (IBPS RRB Officer Scale 1 & 2 Exam 2015 )

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Quardratic Equation Practice Set 2 (IBPS RRB Officer Scale 1 & 2 Exam 2015 )

Directions : (Questions 01 – 05 ) : Find Relationship in Given Variables x and y  Questions. Solve Relationship between  Variable x and Variable y, Relationships Are Below .
A) If x > y
B) If x < y
C) If x ≥ y
D) If x ≤ y
E) If x = y or Doesn’t Exist

Questions 1 ) :   I.    2x2  – 21x + 52= 0
                         II.   2y2 – 11y + 12= 0
A) If x > y
B) If x < y
C) If x ≥ y
D) If x ≤ y
E) If x = y or Doesn’t Exist

Questions 2 ) :   I.    3x2 – 13x + 14= 0
                         II.   2y2 – 5y + 3= 0
A) If x > y
B) If x < y
C) If x ≥ y
D) If x ≤ y
E) If x = y or Doesn’t Exist

Questions 3 ) :   I.    4x2 – 8x + 3  = 0
                         II.   4y2 – 15y + 14 = 0
A) If x > y
B) If x < y
C) If x ≥ y
D) If x ≤ y
E) If x = y or Doesn’t Exist

Questions 4 ) :   I.    2x2 – 9x + 9= 0
                         II.   y2 – 7y + 12= 0
A) If x > y
B) If x < y
C) If x ≥ y
D) If x ≤ y
E) If x = y or Doesn’t Exist

Questions 5 ) :   I.    4x2 + 19x + 22= 0
                         II.   2y2 + 11y + 15= 0
A) If x > y
B) If x < y
C) If x ≤ y
D) If x ≥ y
E) If x = y or Doesn’t Exist

Answer : 

Question 1 =  D
Question 2 =  B
Question 3 =  A
Question 4 =  C
Question 5 =  E

Solutions :  

Question 1 :
x = -13, -8
y =  – 8 , – 3
Put All Value on single line, Then check Relation Bewteen Variables x and y

Question 2 :
x = -6 , -7
y =  – 3 , – 2
Put All Value on single line, Then check Relation Bewteen Variables x and y

Question 3 :
x = -6 , -2
y =  -7 , -8
Put All Value on single line, Then check Relation Bewteen Variables x and y

Question 4 :
x = -6 , -3
y = -4 , -3
Put All Value on single line, Then check Relation Bewteen Variables x and y

Question 5 :
x = 11 , 8
y =  6 , 5
Put All Value on single line, Then check Relation Bewteen Variables x and y

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