Ask a Doubt
Request a call back

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

ICSE Class 10 Answered

No 3a
Asked by saketagarwal.dbl | 04 Jan, 2017, 03:31: PM
answered-by-expert Expert Answer
begin mathsize 16px style Given space that space straight A equals open parentheses table row 1 1 row 8 3 end table close parentheses Now comma space straight A left parenthesis straight A minus 4 right parenthesis equals AA minus 4 straight A equals straight A squared minus 4 straight A space space space space straight A squared equals open parentheses table row 1 1 row 8 3 end table close parentheses open parentheses table row 1 1 row 8 3 end table close parentheses rightwards double arrow straight A squared equals open parentheses table row cell left parenthesis 1 right parenthesis left parenthesis 1 right parenthesis plus left parenthesis 1 right parenthesis left parenthesis 8 right parenthesis end cell cell left parenthesis 1 right parenthesis left parenthesis 1 right parenthesis plus left parenthesis 1 right parenthesis left parenthesis 3 right parenthesis end cell row cell left parenthesis 8 right parenthesis left parenthesis 1 right parenthesis plus left parenthesis 3 right parenthesis left parenthesis 8 right parenthesis end cell cell left parenthesis 8 right parenthesis left parenthesis 1 right parenthesis plus left parenthesis 3 right parenthesis left parenthesis 3 right parenthesis end cell end table close parentheses rightwards double arrow straight A squared equals open parentheses table row cell 1 plus 8 end cell cell 1 plus 3 end cell row cell 8 plus 24 end cell cell 8 plus 9 end cell end table close parentheses rightwards double arrow straight A squared equals open parentheses table row 9 4 row 32 17 end table close parentheses 4 straight A equals 4 open parentheses table row 1 1 row 8 3 end table close parentheses equals open parentheses table row 4 4 row 32 12 end table close parentheses So comma space straight A squared minus 4 straight A equals open parentheses table row 9 4 row 32 17 end table close parentheses minus open parentheses table row 4 4 row 32 12 end table close parentheses equals open parentheses table row cell 9 minus 4 end cell cell 4 minus 4 end cell row cell 32 minus 32 end cell cell 17 minus 12 end cell end table close parentheses equals open parentheses table row 5 0 row 0 5 end table close parentheses end style
Answered by Rebecca Fernandes | 04 Jan, 2017, 03:43: PM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 10 - Maths
work out the product wherever possible matrix [3 2] [-1/3]
Asked by biswajitdgp2022 | 26 Apr, 2023, 07:31: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
can uh solve step by step pls
question image
Asked by 01ashwiniashu | 08 Mar, 2023, 11:10: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
B=[1 8]. find B² -2 3
Asked by kapishpandey29 | 18 Jul, 2022, 03:05: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
If matrix A is of order 3 x 2 and matrix B is of order 2 x 2 then the matrix AB is of order
Asked by kavya.banavali05 | 03 Sep, 2021, 06:40: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
Find matrix B, if matrix A=[1/1 5/2], matrix C=[2/1]and AB=3C  
Asked by shajuamal115 | 25 Oct, 2020, 11:52: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
Sir please explain the problem
question image
Asked by thanjaimusicals | 01 May, 2020, 10:50: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
.
question image
Asked by Kanwaranita10 | 03 Mar, 2020, 02:40: 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
×