Ask a Doubt
Request a call back

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

ICSE Class 10 Answered

Four years ago, a father's age was square of his daughter's age. Nine years hence, his age will be two more than thrice his daughter's age. Find their present ages.
Asked by khushdab | 02 Apr, 2020, 04:19: PM
answered-by-expert Expert Answer
4 space years space ago let daugther apostrophe straight s space age equals straight x father apostrophe straight s space age equals open parentheses straight x close parentheses squared present space age daugther apostrophe straight s space age equals straight x plus 4 father apostrophe straight s space age equals open parentheses straight x close parentheses squared plus 4 9 space years space hence daugther apostrophe straight s space age equals straight x plus 4 plus 9 father apostrophe straight s space age equals open parentheses straight x close parentheses squared plus 4 plus 9 condition open parentheses straight x close parentheses squared plus 4 plus 9 equals 2 plus 3 open parentheses straight x plus 4 plus 9 close parentheses open parentheses straight x close parentheses squared plus 13 equals 2 plus 3 straight x plus 39 straight x squared minus 3 straight x minus 28 equals 0 straight x equals 7 straight x equals negative 4... left parenthesis age space can apostrophe straight t space be space negative right parenthesis present space age daugther apostrophe straight s space age equals straight x plus 4 equals 7 plus 4 equals 11 father apostrophe straight s space age equals open parentheses straight x close parentheses squared plus 4 equals 49 plus 4 equals 53
Answered by Arun | 03 Apr, 2020, 11:15: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 10 - Maths
solve xdy-ydx=0
Asked by shaikafridi860 | 21 Apr, 2024, 11:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
if a is an acute angle and sec a = 17/8, find all other trigonometric rarios of angle a ( using trigonometric indentities).
Asked by aritramalakar4 | 13 Apr, 2024, 08:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
3√2x×x-5x-√2
question image
Asked by ashwanikaler9 | 11 Apr, 2024, 01:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
prove that
question image
Asked by botlarajshekhar | 22 Mar, 2024, 09:37: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
Mr. Gupta invested Rs. 33000 in buying Rs.100 shares of a company at 10% premium. The dividend declared by the company is 12% . Find: (a) the number of shares purchased by him. (b) his annual dividend
Asked by sagarmishra | 15 Mar, 2024, 03:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
 (a+b)²
Asked by dadoosumeksha | 13 Mar, 2024, 09:26: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
sheethal has a recurring deposit account in a bank and deposit rupees 300 and at rate of interest of 7℅ and recieved rupees 7725 on maturity, find the time which would the account will be held
Asked by jesnamariaroy2626 | 10 Mar, 2024, 11:28: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
if abc are in Continued proportion then prove that 3a2-4ab+5b2/3b2-4bc+5c2=a/c
Asked by vrj.parmar369 | 07 Mar, 2024, 11:27: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
sole
question image
Asked by ronaldlhouvum | 22 Feb, 2024, 02:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 10 - Maths
7/9÷2/3
Asked by kvanshulkumar613 | 20 Feb, 2024, 12:03: 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
×