The sum and product of two numbers are 12 and 35, respectively. what is their difference?
Answers
Answered by
0
x+x=12
x×x=35
2x=12
x=6
x=35/2
35/2-6
x×x=35
2x=12
x=6
x=35/2
35/2-6
Answered by
0
Hi !
Let the two no:s be "x" and "y"
given :-
x + y = 12
x = 12 - y
xy = 35
(12 - y)y = 35
12y - y² = 35
-y² + 12y - 35 = 0
y² - 12y + 35 = 0
( y - 7) ( y - 5 ) = 0
The no:s are 7 and 5 .
Their difference = 7 - 5 = 2
Let the two no:s be "x" and "y"
given :-
x + y = 12
x = 12 - y
xy = 35
(12 - y)y = 35
12y - y² = 35
-y² + 12y - 35 = 0
y² - 12y + 35 = 0
( y - 7) ( y - 5 ) = 0
The no:s are 7 and 5 .
Their difference = 7 - 5 = 2
Similar questions