Herleid.
1p
\(6 ⋅ 4 p + 3 ⋅ 5 p\)
○
\(6 ⋅ 4 p + 3 ⋅ 5 p = 24 p + 15 p = 39 p\)
1p
Herleid.
1p
\(2 ⋅ -a - 4 ⋅ 6 a\)
○
\(2 ⋅ -a - 4 ⋅ 6 a = -2 a - 24 a = -26 a\)
1p
Herleid.
1p
\(x ⋅ 6 y + 5 x ⋅ 3 y\)
○
\(x ⋅ 6 y + 5 x ⋅ 3 y = 6 x y + 15 x y = 21 x y\)
1p
Herleid.
1p
\(3 x ⋅ 6 x + 5 x ⋅ -x\)
○
\(3 x ⋅ 6 x + 5 x ⋅ -x = 18 x^{2} - 5 x^{2} = 13 x^{2}\)
1p
Herleid.
1p
\(-4 a - 1 + 5 ⋅ 3 a\)
○
\(-4 a - 1 + 5 ⋅ 3 a = -4 a - 1 + 15 a = 11 a - 1\)
1p
Herleid.
1p
\(5 x ⋅ -y ⋅ -6 z - 3 x\kern{-.8pt}y\kern{-.8pt}z\)
○
\(5 x ⋅ -y ⋅ -6 z - 3 x y z = 30 x y z - 3 x y z = 27 x y z\)
1p
Herleid.
1p
\(2 x + 3 ⋅ -4 x - 6 x\)
○
\(2 x + 3 ⋅ -4 x - 6 x = 2 x - 12 x - 6 x = -16 x\)
1p
Herleid.
1p
\(-3 x + 6 x ⋅ 2 x + 5 x\)
○
\(-3 x + 6 x ⋅ 2 x + 5 x = -3 x + 12 x^{2} + 5 x = 12 x^{2} + 2 x\)
1p
Herleid.
1p
\(-6 a b - 3 a - 4 a ⋅ b - 5 b\)
○
\(-6 a b - 3 a - 4 a ⋅ b - 5 b = -6 a b - 3 a - 4 a b - 5 b = -10 a b - 3 a - 5 b\)
1p