1 - The sum of the square of two number is 13 , and their product 6. find the difference between them ?
Answers
Answered by
0
Step-by-step explanation:
Let the numbers be x and y.
x
2
+y
2
=13
xy=6
We have
∴(x+y)
2
=x
2
+y
2
+2xy
⇒(x+y)
2
=13+2(6)
⇒(x+y)
2
=13+12
⇒(x+y)
2
=25
⇒x+y=
25
⇒x+y=±5.
Answered by
0
Answer:
1
Step-by-step explanation:
The two numbers are 2 & 3
As, 3² + 2² = 9 + 4 = 13
And, 3 × 2 = 6
Now, the difference between them is
3 - 2 = 1
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