Question

simplyfy the expression and find its value when x=3and y =2 2(x²+y²)-xy+14​

Answer 1

Answer:

$\huge\mathbb\orange{ANSWER\: :}$

value of x= 3, and y= 2

value of x and y put in equation

$2(x ^{2} + y ^{2} ) - xy + 14 \\ \\ 2(3 ^{2} + 2 ^{2} ) - 3 \times 2 + 14 \\ \\ 2(9 + 4) - 6 + 14 \\ \\(18 + 8) - 6 + 14 \\ \\ 26 - 6 + 14 \\ 20 + 14 = 34$