Equation Questions Practice Question and Answer
8 Q: If the difference between the roots of the equation Ax2+BX+C = 0 is 4, then which of the following is TRUE?
2144 05dca4966582669277c295e49
5dca4966582669277c295e49- 1$$B^2 - 16A^2 = 4AC + 4B^2 $$false
- 2$$B^2 - 10A^2 = 4AC + 6A^2$$true
- 3$$B^2 - 8A^2 = 4AC + 10A^2 $$false
- 4$$B^2 - 16A^2 = 4A^C + 8B^2$$false
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Answer : 2. "$$B^2 - 10A^2 = 4AC + 6A^2$$"
Q:Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and Give answer
Give answer (A) If x > y
Give answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
I. 2x2+11x+12=0
II. 5y2+27y+10=0
1345 05da06ed277652578d4f056ca
5da06ed277652578d4f056caGive answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
II. 5y2+27y+10=0
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dfalse
- 5Etrue
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Answer : 5. "E"
Q: What are the roots of the equation log10(x2-6x+45) =2?
1739 05daeb0727f47a948b6108660
5daeb0727f47a948b6108660- 19, - 5false
- 2-9, 5false
- 311, -5true
- 4-11, 5false
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Answer : 3. "11, -5"
Q: (3x-7)3+(3x-8)3+(3x+6)3=3(3x-7)(3x-8)(3x+6)
Find the value of x ?
1406 05e7f351aa874324f6e0ba001
5e7f351aa874324f6e0ba001Find the value of x ?
- 13false
- 21true
- 34false
- 42false
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Answer : 2. "1 "
Q: A root of equation $$({ax}^2+bx+c)$$ (where a, b and c are rational numbers) is 5 +3√3. What is the value of $$({a}^2+b^2+c^2) / (a+b+c) ? $$
1439 05d8c8f74e01f466533646ca5
5d8c8f74e01f466533646ca5- 135/3false
- 237/3false
- 3-105/11true
- 4-105/13false
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Answer : 3. "-105/11"
Q:Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and Give answer
Give answer (A) If x > y
Give answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
I. x2 – 7x+ 12=0
II. y2-12y+32 =0
1730 05da06dab00e22578c9e9e1fb
5da06dab00e22578c9e9e1fbGive answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
II. y2-12y+32 =0
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dtrue
- 5Efalse
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Answer : 4. "D"
Q: If 4x+5y=83 and $$ \ {3x\over2y}={21\over22}$$then what is the value of y-x ?
1517 05da3fe167919e54a8e3d2773
5da3fe167919e54a8e3d2773- 13false
- 24true
- 37false
- 411false
- 5None of thesefalse
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Answer : 2. "4"
Q: Find the exact value of the following question:
$$ 3{1\over2} × 3 {1\over 7}+ 5{3\over4}÷{46\over3}=?$$
1142 05e93e7751ca91a3c02dd849d
5e93e7751ca91a3c02dd849d- 1$$ 13{2\over5}$$false
- 2$$ 11{3\over8}$$true
- 313false
- 4None of thesefalse
- 511false
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