Question

x2+y2 - ху if x = 2 ,y = 1 , find the value of each expression​

Answer 1

Step-by-step explanation:

Substituting x and y values in this expression, we will get as 1.

Answer 2

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x2+y2 - ху if x = 2 ,y = 1 , find the value of each expression

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$x²+y² - ху if x = 2 ,y = 1$

$= {(2)}^{2} + {(1)}^{2} - (2)(1)$

$= 4 + 1 - 2$

$= 5 - 2$

$= 3$

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