Answer:
3
Step-by-step explanation:
[tex]-(-3)^{2} +2(-3)(-2)=-9+12=3[/tex]
Hope this helps!
Answer:
[tex]3[/tex]
Step-by-step explanation:
[tex]-x^2 + 2xy[/tex] when x = -3 and y = -2
Substitute:
[tex]-(-3)^2 + 2(-3)(-2)[/tex]
Do the exponent first:
[tex]-(-3^2) = -9[/tex]
Then do [tex]2(-3)(-2)[/tex]
(-3) * (-2)
6
6 * 2 = 12
-9 + 12 = 3
