Question

x
$x { }^{2} - 4xy)(x - 2y) \: \: x = 3 \: \: y = 2$
​

Answer 1

Step-by-step explanation:

(x^2-4xy)(x-2y)

x=2

y=3

(2^2-4 (3×2))(3-2×2)

(4-4 (6))(3-4)

(4 -24)(3-4)

20×-1

=-21

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