Question

in the valus 4x² + xy - y² + 6 for x= -2
y=5​

Answer 1

Answer:

-19 is the correct answer

matk me as brainlust...hlp me to reach expert ....

Answer 2

Answer:

-13

Step-by-step explanation:

Substituting x= -2 and y= 5;

= 4(-2)² + (-2)(5) - (5)² +6

= 4(4) + (-10) - 25 + 6

= 16 - 10 - 25 + 6

= -13