Quadratic Equation Practice Question and Answer
7 Q: If α and β are the roots of equation $$ {x^2-2x+4=0}$$, then what is the equation whose roots are ${α^3}\over{β^2}$$ and $${β^3}\over{α^2}$$.
1145 05f2bc3fdb57ade01cafa6892
5f2bc3fdb57ade01cafa6892- 1$$ {x^2-4x+8=0}$$false
- 2$$ {x^2-32x+4=0}$$false
- 3$$ {x^2-2x+4=0}$$true
- 4$$ {x^2-16x+4=0}$$false
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Answer : 3. "$$ {x^2-2x+4=0}$$"
Q: If $$ {x^2-12x+33=0}$$, then what is the value of $${(x-4)^2+[{1\over({x-4})^2}}]$$.
1129 05f2bc483be9f31290fb3b227
5f2bc483be9f31290fb3b227- 116false
- 218false
- 320false
- 414true
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Answer : 4. "14"
Q: Express 15625 as a power of 5?
993 06204ff1485a08f2f63917099
6204ff1485a08f2f63917099- 1$$4^5$$false
- 2$$5^6$$true
- 3$$5^5$$false
- 4$$6^5$$false
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Answer : 2. "$$5^6$$"
Q:Directions: In the following question, two equations are given in variables X and Y. You have to solve these equations and determine the relation between X and Y.
I. X3 = 125
II. Y3 = 8
747 064e5e90a640c09b72f94f250
64e5e90a640c09b72f94f250II. Y3 = 8
- 1X > Ytrue
- 2X < Yfalse
- 3X ≥ Yfalse
- 4X ≤ Yfalse
- 5X = Y or no relation can be establishedfalse
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Answer : 1. "X > Y"
Q:Directions: In the following question, two equations are given in variables X and Y. You have to solve these equations and determine the relation between X and Y.
I. 2x + 3y = 52
II. 5x – 2y = 16
672 064e5ea5e46497acb229cc7ac
64e5ea5e46497acb229cc7acII. 5x – 2y = 16
- 1X > Yfalse
- 2X < Ytrue
- 3X ≥ Yfalse
- 4X ≤ Yfalse
- 5X = Y or no relation can be establishedfalse
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Answer : 2. "X < Y"
Q:Directions: In the following question, two equations are given in variables X and Y. You have to solve these equations and determine the relation between X and Y.
I. X2 – 5x + 6 = 0
II. 2y2 – 7y +3 = 0
589 064e5eab4646d8ab6ebd7b2c3
64e5eab4646d8ab6ebd7b2c3II. 2y2 – 7y +3 = 0
- 1X > Yfalse
- 2X < Yfalse
- 3X ≥ Yfalse
- 4X ≤ Yfalse
- 5X = Y or no relation can be establishedtrue
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Answer : 5. "X = Y or no relation can be established"
Q:Direction: In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.
I. x² – 12x + 32 = 0
II. 2y² – 9y + 10 = 0
583 064dcc486d4a4292bfff45c04
64dcc486d4a4292bfff45c04II. 2y² – 9y + 10 = 0
- 1x > ytrue
- 2x < yfalse
- 3x ≥ yfalse
- 4x ≤ yfalse
- 5x = y or the relationship between x and y cannot be established.false
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