Ask a Doubt
Request a call back

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

JEE Class main Answered

plz solve it ..with each step explaining
question image
Asked by Venu | 11 Oct, 2019, 10:43: AM
answered-by-expert Expert Answer
Given a comma b element of I such that
a(b-1) = 3 + b - b2
rightwards double arrow a b minus a equals 3 plus b minus b squared rightwards double arrow a b minus a minus b plus b squared equals 3 rightwards double arrow b left parenthesis a plus b right parenthesis minus left parenthesis a plus b right parenthesis equals 3 rightwards double arrow left parenthesis a plus b right parenthesis left parenthesis b minus 1 right parenthesis equals 3 rightwards double arrow b minus 1 equals fraction numerator 3 over denominator a plus b end fraction rightwards double arrow b equals fraction numerator 3 over denominator a plus b end fraction plus 1 S i n c e comma space b element of I rightwards double arrow a plus b space c a n space t a k e space e i t h e r space plus-or-minus 3 space o r space plus-or-minus 1 H e n c e comma space o p t i o n s space A space a n d space B space a r e space c o r r e c t.
Answered by Renu Varma | 14 Oct, 2019, 10:22: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
JEE main - Maths
find
question image
Asked by komuravellysravanthi4 | 26 Apr, 2024, 02:14: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
solution please
question image
Asked by piyurawriya | 24 Apr, 2024, 12:46: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
answer
question image
Asked by piyurawriya | 23 Apr, 2024, 02:02: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
let M be the skew symmetric orthogonal real matrix.Then only possible eigen values are
Asked by kakumanumanoj282 | 20 Apr, 2024, 06:07: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
sin-1(sin5π/3)
Asked by nirmalraulji5 | 18 Apr, 2024, 09:03: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
1
question image
Asked by hadiabbas803 | 17 Apr, 2024, 07:36: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
Cos66+sin84
Asked by veerababukoppisettiveerababu3 | 17 Apr, 2024, 05:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
how to solve this in financial calculator by log
question image
Asked by usakoyalshailesh | 15 Apr, 2024, 09:48: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
dout
question image
Asked by satnamk123 | 15 Apr, 2024, 01:50: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
JEE main - Maths
I am not able to get the idea for solving this question I know properties of det.
question image
Asked by sharmalalita847 | 14 Apr, 2024, 09:21: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×