Herleid.
1p
\((8 x + 5 y)^{2}\)
○
\((8 x + 5 y)^{2} = 64 x^{2} + 80 x y + 25 y^{2}\)
1p
Herleid.
1p
\((-9 x - 2)^{2}\)
○
\((-9 x - 2)^{2} = 81 x^{2} + 36 x + 4\)
1p
Herleid.
1p
\((x + 5)^{2}\)
○
\((x + 5)^{2} = x^{2} + 10 x + 25\)
1p
Herleid.
1p
\((4 x - 5 y) (4 x + 5 y)\)
○
\((4 x - 5 y) (4 x + 5 y) = 16 x^{2} - 25 y^{2}\)
1p
Herleid.
1p
\((7 a + 2) (7 a - 2)\)
○
\((7 a + 2) (7 a - 2) = 49 a^{2} - 4\)
1p
Herleid.
1p
\((p - 2) (p + 2)\)
○
\((p - 2) (p + 2) = p^{2} - 4\)
1p
Herleid.
1p
\((-3 p + 6) + (8 p - 7)\)
○
\((-3 p + 6) + (8 p - 7) = -3 p + 6 + 8 p - 7 = 5 p - 1\)
1p
Herleid.
1p
\((9 a - 4) - (-3 a - 2)\)
○
\((9 a - 4) - (-3 a - 2) = 9 a - 4 + 3 a + 2 = 12 a - 2\)
1p
Herleid.
1p
\(-3 + (-9 a - 8)\)
○
\(-3 + (-9 a - 8) = -3 - 9 a - 8 = -9 a - 11\)
1p
Herleid.
1p
\(-2 - (-4 p + 3)\)
○
\(-2 - (-4 p + 3) = -2 + 4 p - 3 = 4 p - 5\)
1p
Herleid.
1p
\((3 a - 8) (-6 b - 5)\)
○
\((3 a - 8) (-6 b - 5) = -18 a b - 15 a + 48 b + 40\)
1p
Herleid.
1p
\((a + 5) (a - 7)\)
○
\((a + 5) (a - 7) = a^{2} - 7 a + 5 a - 35 = a^{2} - 2 a - 35\)
1p
Herleid.
1p
\((-4 x - 9) (-2 x - 8)\)
○
\((-4 x - 9) (-2 x - 8) = 8 x^{2} + 32 x + 18 x + 72 = 8 x^{2} + 50 x + 72\)
1p
Herleid.
1p
\(-5 (8 p + 6 q)\)
○
\(-5 (8 p + 6 q) = -40 p - 30 q\)
1p
Herleid.
1p
\(-6 (2 p + 3)\)
○
\(-6 (2 p + 3) = -12 p - 18\)
1p
Herleid.
1p
\(9 (-6 a + 5 b + 4)\)
○
\(9 (-6 a + 5 b + 4) = -54 a + 45 b + 36\)
1p
Herleid.
1p
\(2 (5 x + 7) + 4 (3 x - 8)\)
○
\(2 (5 x + 7) + 4 (3 x - 8) = 10 x + 14 + 12 x - 32 = 22 x - 18\)
1p
Herleid.
1p
\(8 p (-9 p - 6)\)
○
\(8 p (-9 p - 6) = -72 p^{2} - 48 p\)
1p
Herleid.
1p
\(a (a - 6) (a + 8)\)
○
\(a (a - 6) (a + 8) = a (a^{2} + 2 a - 48) = a^{3} + 2 a^{2} - 48 a\)
1p
Herleid.
1p
\((p + 9) (p + 4) (p - 5)\)
○
\((p + 9) (p + 4) (p - 5) = (p + 9) (p^{2} - p - 20) = p^{3} - p^{2} - 20 p + 9 p^{2} - 9 p - 180 = p^{3} + 8 p^{2} - 29 p - 180\)
1p