Respuesta :

The given expression is:

[tex]a^2+6ab[/tex]

Substitute the values a=-2 and b=4 into the expression:

[tex]\begin{gathered} (-2)^2+6\times(-2)\times(4) \\ =4+(-48)=4-48=-44 \end{gathered}[/tex]

The value of the expression at the given values is -44.

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