the difference between two numbers is 14 and the difference between their square is 448 then find the numbers
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Answer:
The numbers are 23 and 9.
Step-by-step explanation:
let the two numbers be x and y Difference between two numbers = 14
x - y = 14 -----( 1 )
Difference between their squares is equal to 448
=x^2 - y^2 = 448
=( x + y ) ( x - y ) = 448
=( x + y ) × 14 = 448
[ from ( 1 ) ]
=x + y = 448/ 14
=x + y = 32 ----( 2 )
--->Add equations ( 1 ) and ( 2 ) , we get
=2x = 46
=x = 46/2
=x = 23
Put x = 23 in equation ( 2 )
=23 + y = 32
=y = 32 - 23
=y = 9
---> Therefore , Required two numbers are x = 23 and y = 9
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