Answer:
11
Step-by-step explanation:
4a^2 + 2b - 3c
4*-(1/2)^2 + 2 * 3 - 3 * -2
4(-1/4) + 6 + 6
-1 + 12
11
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$4a^2 + 2b - 3c$
When a = -1/2, b = 3, and c = -2, the value of the expression is:
$4\left(-\frac{1}{2}\right)^2 + 2(3) - 3(-2) = 1 + 6 - (-6) = 1$
Therefore, the value of the expression $4a^2 + 2b - 3c$ when a = -1/2, b = 3, and c = -2 is 1.