Bonsoir,
(7x-2)(4x-6)
7x*4x = 28x²
7x*-6 = -42x
-2* 4x =-8x
-2*-6 = 12
=> 28x² -42x -8x +12
=28x² -50x +12
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Bonsoir,
(7x-2)(4x-6)
7x*4x = 28x²
7x*-6 = -42x
-2* 4x =-8x
-2*-6 = 12
=> 28x² -42x -8x +12
=28x² -50x +12