Question

2(x²+y²)-xy+14
Please Answer​

Answer 1

Answer:

The value of  is equal to 116.

To find:

The value of  

Solution:

Given that the value of the sum of x and y is 12 and the product of the terms x and y is 14.

We know that the value of  

Using  this identity  becomes,

Substitute x + y = 12 and xy = 14 in the above expansion, we get,

Therefore, the value of  is equal to 116.