Mathematics
Mathematics, 19.10.2019 20:20, jamarstand

Substitute the values of x and y into the expression -3x 2 + 2y 2 + 5xy - 2y + 5x 2 - 3y 2. match that value to one of the numbers.

1. x = 2, y = -1
9.17

2. x = 0, y = 2.5
-11.25

3. x = -1, y = -3
14

4. x = 0.5, y =
0.44

5. x = , y =
1.665

6. x = √2, y = √2
-1

answer
Answers: 1
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