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Evaluate 2a^2 – 3ab + b^2 – 4a + b when a = - 4 and b = – 2.
-6
74
18
26
Please no links

Evaluate 2a2 3ab b2 4a b when a 4 and b 2 6 74 18 26 Please no links class=

Respuesta :

Answer:

26

Step-by-step explanation:

Substitute -4 for a and -2 for b

[tex]2a^{2} - 3ab+b^{2}-4a-b\\ 2(-4^{2} )- 3 (-4*-2)+-(2^{2})-4(-4)-2 \\32-24+4+16-2[/tex]

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