COMPLETE EXERCISE 4.3 NCERT 10TH MATHS
Автор: P2P
Загружено: 2026-01-08
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00:00:00 INTRO
00:00:35 NATURE OF ROOTS AND DISCRIMANT METHOD
00:09:54 2x²-3x+5+0
00:13:20 3x²-4√3x+4=0
00:16:00 2x²-6x+3=0
00:19:40 find value of k if the roots are equal for 2x² + kx + 3 = 0
00:23:19 find value of k if the roots are equal for kx (x – 2) + 6 = 0
00:28:00 Is it possible to design a rectangular mango grove whose length is twice its breadth,
and the area is 800 m² ? If so, find its length and breadth.
00:36:55 Is the following situation possible? If so, determine their present ages.
The sum of the ages of two friends is 20 years. Four years ago, the product of their ages
in years was 48.
00:42:20 Is it possible to design a rectangular park of perimeter 80 m and area 400 m2
? If so, find its length and breadth.
#exercise4.3 #discrimanentmethod #ncertmaths #10th #highschool00:00:00 INTRO
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