Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

JEE Class main Answered

Please answer in detail
question image
Asked by g_archanasharma | 19 Mar, 2019, 22:00: PM
answered-by-expert Expert Answer
G i v e n colon space f left parenthesis x right parenthesis equals x squared minus 5 x plus 6 comma space g left parenthesis x right parenthesis equals f left parenthesis vertical line x vertical line right parenthesis C o n s i d e r space g left parenthesis x right parenthesis equals 0 rightwards double arrow f left parenthesis vertical line x vertical line right parenthesis equals 0 rightwards double arrow x squared minus 5 vertical line x vertical line plus 6 equals 0 rightwards double arrow x squared minus 5 x plus 6 equals 0 space w h e n space x greater than 0 space o r space x squared minus 5 x plus 6 equals 0 space w h e n space x less than 0 rightwards double arrow left parenthesis x minus 3 right parenthesis left parenthesis x minus 2 right parenthesis equals 0 comma space w h e n space x greater than 0 space o r left parenthesis x plus 3 right parenthesis left parenthesis x plus 2 right parenthesis equals 0 comma space w h e n space x less than 0 rightwards double arrow x equals 2 comma 3 space o r space minus 2 comma negative 3 T h u s comma space x equals plus-or-minus 2 comma plus-or-minus 3 H e n c e comma space t h e r e space a r e space 4 space s o l u t i o n s space f o r space t h e space e q u a t i o n space g left parenthesis x right parenthesis equals 0.
Answered by Renu Varma | 20 Mar, 2019, 15:13: PM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
JEE main - Maths
in how many ways a team of 2 boys and 4 girls selected from 5 boys and 6 girls
Asked by pallavibirangal87 | 08 Dec, 2024, 10:18: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
if a chord of length 18 cm is 12 cm away from the centre then find the distance of 24 cm long chord from the centre
Asked by pritisindra6 | 06 Dec, 2024, 21:04: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
The number of ways in which at least one coin can be selected from 3 coins of one rupee, 4 coins of fifty paise, 5 coins of twenty paise and 6 coins of ten paise is-
Asked by kanishthkumawat | 29 Nov, 2024, 00:23: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
what is range of tan^-1 x
Asked by pawandhayal125 | 06 Oct, 2024, 10:03: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
what is 2+2
Asked by srishtipra2008 | 28 Sep, 2024, 10:33: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
n arithmetic means are inserted between the numbers 7 and 49. if the sum of these means is 364 then the sum of their squares is
Asked by yogeshsoni575 | 23 Sep, 2024, 23:01: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
consider a dodecagon then number of ways of selecting two triangles which can be made using the vertices of dodecagon so that they do not have a common side.
Asked by sumit.parsudih | 17 Sep, 2024, 22:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
the sum of infinite series 1/2(1/3+1/4)-1/4(1/3^2+1/4^2)+1/6(1/3^3+1/4^3)+
Asked by pritamlovevanshi5 | 15 Sep, 2024, 08:24: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
solve the equation 6x-y+3z=10 , 3x+6y=18 , x+y+5z=-10 by jacobis method with (3,0,-2) as the initial approcimate to the solution
Asked by ganeshbabugottapu7 | 12 Sep, 2024, 18:19: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
find the inverse of a Matrix by using gauss Jordan method -2. 1. 3 A = 0. -1. 1 1. 2. 0
Asked by ganeshbabugottapu7 | 10 Sep, 2024, 07:32: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt