Q61.The number of real roots of the equation 5 + 2๐ฅ- 1 = 2๐ฅ2๐ฅ- 2 is : (1) 2 (2) 3 (3) 1 (4) 4 ฯ
What This Question Tests
This question requires solving an exponential equation by using substitution to transform it into a more manageable form, and then analyzing the resulting equation's roots, potentially using graphical methods or algebraic manipulation.
Concepts Tested
๐ NCERT Sections This Tests
5.12 โ Write All The Geometrical Isomers Of [Pt(Nh3)(Br)(Cl)(Py)] And How Many Of
Chemistry Class 11 ยท Chapter 5
5.12 Write all the geometrical isomers of [Pt(NH3)(Br)(Cl)(py)] and how many of these will exhibit optical isomers?
3.23 โ The Rate Constant For The Decomposition Of Hydrocarbons Is 2.418 ร 10โ5Sโ1
Chemistry Class 11 ยท Chapter 3
3.23 The rate constant for the decomposition of hydrocarbons is 2.418 ร 10โ5sโ1 at 546 K. If the energy of activation is 179.9 kJ/mol, what will be the value of pre-exponential factor.
14.2 โ Which Of The Statements Given In Exercise 14.1 Is True For P-Type
Physics Class 12 ยท Chapter 14
14.2 Which of the statements given in Exercise 14.1 is true for p-type semiconductos.
๐ Question Details
- Chapter
- Quadratic Equations
- Topic
- Roots of exponential equations
- Year
- 2019
- Shift
- 10 Apr Shift 2
- Q Number
- Q61
- Type
- MCQ
- NCERT Ref
- Class 11 Mathematics Ch 5: Complex Numbers and Quadratic Equations; Class 12 Mathematics Ch 5: Continuity and Differentiability (for sketching/analysis)
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