Crack IBPS PO:Quadratic Equation Day 18
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IBPS PO Study Planner
Quadratic Equation
No.of Questions: 10
Time : 10 Minutes
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Question 1 of 10
1. Question
1 points
Category: Aptitude
Direction(1 5)Find the Relationship between x and y
1 x²+5x+6=0
x²+3x+2=0





Correct
Explanation:
x²+5x+6=0
(x+2)(x+3)=0
x=2 or x=3
y²+3y+2=0
(y+1)(y+2)=0
y=1 or y=2
x ≤y
Incorrect
Explanation:
x²+5x+6=0
(x+2)(x+3)=0
x=2 or x=3
y²+3y+2=0
(y+1)(y+2)=0
y=1 or y=2
x ≤y

Question 2 of 10
2. Question
1 points
Category: Aptitude
Direction(1 5)Find the Relationship between x and y
2. x²=10x+24=0
y²9y+20=0





Correct
Explanation:
x²=10x+24=0
(x4)(x6)=0
x=4 or x=6
y²9y+20=0
(y4)(y5)=0
y=4 or y=5
x ≤y
Incorrect
Explanation:
x²=10x+24=0
(x4)(x6)=0
x=4 or x=6
y²9y+20=0
(y4)(y5)=0
y=4 or y=5
x ≤y

Question 3 of 10
3. Question
1 points
Category: Aptitude
Direction(1 5)Find the Relationship between x and y
3. (x)²=961
y=√961





Correct
Explanation:
(x)²=961
x=√961
x=+31 or x=31
y=√961
y=+31 or y=31
Incorrect
Explanation:
(x)²=961
x=√961
x=+31 or x=31
y=√961
y=+31 or y=31

Question 4 of 10
4. Question
1 points
Category: Aptitude
Direction(1 5)Find the Relationship between x and y
4 x²72=x
y²=64





Correct
Explanation:
x²72=x
x²x72=0
(x9)(x+8)=0
x=9 or x=8
y²=64
y=8 or y=8
x≥y
Incorrect
Explanation:
x²72=x
x²x72=0
(x9)(x+8)=0
x=9 or x=8
y²=64
y=8 or y=8
x≥y

Question 5 of 10
5. Question
1 points
Category: Aptitude
Direction(1 5)Find the Relationship between x and y
5. x²463=321
y²421=308





Correct
Explanation:
x²463=321
x²=321+463
x²=784
x=+28 or x=28
y²421=308
y²=729
y=+27 or y=27
Incorrect
Explanation:
x²463=321
x²=321+463
x²=784
x=+28 or x=28
y²421=308
y²=729
y=+27 or y=27

Question 6 of 10
6. Question
1 points
Direction(610)Find the relationship between a and b
6. 16a²=1
3b²+7b+2=0





Correct
Explanation:
16a²=1
a=+/(1/4)
3b²+7b+2=0
(b+2)(3b+1)=0
b=2 or b=(1/3)
a>b
Incorrect
Explanation:
16a²=1
a=+/(1/4)
3b²+7b+2=0
(b+2)(3b+1)=0
b=2 or b=(1/3)
a>b

Question 7 of 10
7. Question
1 points
Category: Aptitude
Direction(610)Find the relationship between a and b
7. a²+5a+6=0
b²+7b+12=0





Correct
Explanation:
a²+5a+6=0
(a+2)(a+3)=0
a=2 or 3
b²+7b+12=0
(b+3)(b+4)=0
b=3 or 4
Incorrect
Explanation:
a²+5a+6=0
(a+2)(a+3)=0
a=2 or 3
b²+7b+12=0
(b+3)(b+4)=0
b=3 or 4

Question 8 of 10
8. Question
1 points
Category: Aptitude
Direction(610)Find the relationship between a and b
8. a²+2a+1=0
b²=± 4





Correct
Explanation:
a²+2a+1=0
(a+1)²=0
a=1
b²=±4
b=±2 or ±2i
Relationship cannot be established
Incorrect
Explanation:
a²+2a+1=0
(a+1)²=0
a=1
b²=±4
b=±2 or ±2i
Relationship cannot be established

Question 9 of 10
9. Question
1 points
Category: Aptitude
Direction(610)Find the relationship between a and b
9. a²5a+6=0
2b²13b+21=0





Correct
Explanation:
a²5a+6=0
(a2)(a3)=0
a=2 or 3
2b²13b+21=0
(b3)(2b7)=0
b=3 or 3.5
Incorrect
Explanation:
a²5a+6=0
(a2)(a3)=0
a=2 or 3
2b²13b+21=0
(b3)(2b7)=0
b=3 or 3.5

Question 10 of 10
10. Question
1 points
Category: Aptitude
Direction(610)Find the relationship between a and b
10 2a²+a1=0
12b²17b+6=0





Correct
Explanation:
2a²+a1=0
(a+1)(2a1)=0
a=1 or .5
12b²17b+6=0
(4b3)(3b2)=0
b=3/4 or 2/3
Incorrect
Explanation:
2a²+a1=0
(a+1)(2a1)=0
a=1 or .5
12b²17b+6=0
(4b3)(3b2)=0
b=3/4 or 2/3
Quizsummary
0 of 10 questions completed
Questions:
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Information
IBPS PO Study Planner
Quadratic Equation
No.of Questions: 10
Time : 10 Minutes
All the Best!!!
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 Answered
 Review

Question 1 of 10
1. Question
1 pointsCategory: AptitudeDirection(1 5)Find the Relationship between x and y
1 x²+5x+6=0
x²+3x+2=0
Correct
Explanation:
x²+5x+6=0
(x+2)(x+3)=0
x=2 or x=3
y²+3y+2=0
(y+1)(y+2)=0
y=1 or y=2
x ≤y
Incorrect
Explanation:
x²+5x+6=0
(x+2)(x+3)=0
x=2 or x=3
y²+3y+2=0
(y+1)(y+2)=0
y=1 or y=2
x ≤y

Question 2 of 10
2. Question
1 pointsCategory: AptitudeDirection(1 5)Find the Relationship between x and y
2. x²=10x+24=0
y²9y+20=0
Correct
Explanation:
x²=10x+24=0
(x4)(x6)=0
x=4 or x=6
y²9y+20=0
(y4)(y5)=0
y=4 or y=5
x ≤y
Incorrect
Explanation:
x²=10x+24=0
(x4)(x6)=0
x=4 or x=6
y²9y+20=0
(y4)(y5)=0
y=4 or y=5
x ≤y

Question 3 of 10
3. Question
1 pointsCategory: AptitudeDirection(1 5)Find the Relationship between x and y
3. (x)²=961
y=√961
Correct
Explanation:
(x)²=961
x=√961
x=+31 or x=31
y=√961
y=+31 or y=31
Incorrect
Explanation:
(x)²=961
x=√961
x=+31 or x=31
y=√961
y=+31 or y=31

Question 4 of 10
4. Question
1 pointsCategory: AptitudeDirection(1 5)Find the Relationship between x and y
4 x²72=x
y²=64
Correct
Explanation:
x²72=x
x²x72=0
(x9)(x+8)=0
x=9 or x=8
y²=64
y=8 or y=8
x≥y
Incorrect
Explanation:
x²72=x
x²x72=0
(x9)(x+8)=0
x=9 or x=8
y²=64
y=8 or y=8
x≥y

Question 5 of 10
5. Question
1 pointsCategory: AptitudeDirection(1 5)Find the Relationship between x and y
5. x²463=321
y²421=308
Correct
Explanation:
x²463=321
x²=321+463
x²=784
x=+28 or x=28
y²421=308
y²=729
y=+27 or y=27
Incorrect
Explanation:
x²463=321
x²=321+463
x²=784
x=+28 or x=28
y²421=308
y²=729
y=+27 or y=27

Question 6 of 10
6. Question
1 pointsDirection(610)Find the relationship between a and b
6. 16a²=1
3b²+7b+2=0
Correct
Explanation:
16a²=1
a=+/(1/4)
3b²+7b+2=0
(b+2)(3b+1)=0
b=2 or b=(1/3)
a>b
Incorrect
Explanation:
16a²=1
a=+/(1/4)
3b²+7b+2=0
(b+2)(3b+1)=0
b=2 or b=(1/3)
a>b

Question 7 of 10
7. Question
1 pointsCategory: AptitudeDirection(610)Find the relationship between a and b
7. a²+5a+6=0
b²+7b+12=0
Correct
Explanation:
a²+5a+6=0
(a+2)(a+3)=0
a=2 or 3
b²+7b+12=0
(b+3)(b+4)=0
b=3 or 4
Incorrect
Explanation:
a²+5a+6=0
(a+2)(a+3)=0
a=2 or 3
b²+7b+12=0
(b+3)(b+4)=0
b=3 or 4

Question 8 of 10
8. Question
1 pointsCategory: AptitudeDirection(610)Find the relationship between a and b
8. a²+2a+1=0
b²=± 4
Correct
Explanation:
a²+2a+1=0
(a+1)²=0
a=1
b²=±4
b=±2 or ±2i
Relationship cannot be established
Incorrect
Explanation:
a²+2a+1=0
(a+1)²=0
a=1
b²=±4
b=±2 or ±2i
Relationship cannot be established

Question 9 of 10
9. Question
1 pointsCategory: AptitudeDirection(610)Find the relationship between a and b
9. a²5a+6=0
2b²13b+21=0
Correct
Explanation:
a²5a+6=0
(a2)(a3)=0
a=2 or 3
2b²13b+21=0
(b3)(2b7)=0
b=3 or 3.5
Incorrect
Explanation:
a²5a+6=0
(a2)(a3)=0
a=2 or 3
2b²13b+21=0
(b3)(2b7)=0
b=3 or 3.5

Question 10 of 10
10. Question
1 pointsCategory: AptitudeDirection(610)Find the relationship between a and b
10 2a²+a1=0
12b²17b+6=0
Correct
Explanation:
2a²+a1=0
(a+1)(2a1)=0
a=1 or .5
12b²17b+6=0
(4b3)(3b2)=0
b=3/4 or 2/3
Incorrect
Explanation:
2a²+a1=0
(a+1)(2a1)=0
a=1 or .5
12b²17b+6=0
(4b3)(3b2)=0
b=3/4 or 2/3