Q72.The numbers of integral values of k for which the line, 3x + 4y = k intersects the circle, x2 + y2 −2x −4y + 4 = 0 at two distinct points is.... x+x2+x3+...+xn−n
What This Question Tests
This question asks for the dictionary rank of a given word with distinct letters, which requires systematically listing permutations in alphabetical order.
Concepts Tested
Formulas Used
n!
📚 NCERT Sections This Tests
5.12 — Write All The Geometrical Isomers Of [Pt(Nh3)(Br)(Cl)(Py)] And How Many Of
Chemistry Class 11 · Chapter 5
5.12 Write all the geometrical isomers of [Pt(NH3)(Br)(Cl)(py)] and how many of these will exhibit optical isomers?
12.5 — A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
📋 Question Details
- Chapter
- Permutation & Combination
- Topic
- Rank of a word
- Year
- 2020
- Shift
- 02 Sep Shift 1
- Q Number
- Q72
- Type
- Numerical
- NCERT Ref
- Class 11 Mathematics Ch 7: Permutation & Combination
More from this Chapter
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