JEE Class main Answered
If and respectively denote the fractional and integral parts of the real number x then number of real roots of the equation is:-
(A) 4 (B) 3 (C) 1 (D) 2
(Please write detail answer for this question)
Asked by Tech guides by | 21 Jun, 2019, 05:50: PM
Expert Answer
{x+1}+2x=4[x+1]-6
{x}+2x=4([x]+1)-6 ..... (Since excluding integral part i.e. 1 from {x+1} won't affect the result as it is fractional part and [x+1]=[x]+1)
x-[x]+2x=4[x]+4-6
3x=5[x]-2
3x+2=5[x]
Answered by Renu Varma | 26 Jun, 2019, 03:26: PM
Application Videos
Concept Videos
JEE main - Maths
Asked by pallapothujoshna | 14 May, 2024, 01:59: PM
ANSWERED BY EXPERT
JEE main - Maths
Asked by ashwinskrishna2006 | 11 May, 2024, 12:37: PM
ANSWERED BY EXPERT
JEE main - Maths
Asked by krishn123radha | 10 May, 2024, 11:21: AM
ANSWERED BY EXPERT
JEE main - Maths
Asked by pandu.munganda | 10 May, 2024, 11:00: AM
ANSWERED BY EXPERT
JEE main - Maths
Asked by prasannajitdey.babai | 10 May, 2024, 10:35: AM
ANSWERED BY EXPERT
JEE main - Maths
Asked by obravickykumar50 | 07 May, 2024, 09:27: AM
ANSWERED BY EXPERT
JEE main - Maths
Asked by nomanmalik8850 | 06 May, 2024, 07:33: PM
ANSWERED BY EXPERT