Getal & Ruimte (13e editie) - 2 havo/vwo
'Rekenvolgorde met letters'.
| 2 havo/vwo | 1.vk Letterrekenen |
opgave 1Herleid. 1p a \(6 ⋅ 2 a + 3 ⋅ 4 a\) Rekenvolgorde (1) 00mg - Rekenvolgorde met letters - basis - 1ms - dynamic variables a \(6 ⋅ 2 a + 3 ⋅ 4 a = 12 a + 12 a = 24 a\) 1p 1p b \(-4 ⋅ -5 x + 6 ⋅ x\) Rekenvolgorde (2) 00mh - Rekenvolgorde met letters - basis - 0ms - dynamic variables b \(-4 ⋅ -5 x + 6 ⋅ x = 20 x + 6 x = 26 x\) 1p 1p c \(4 a ⋅ -6 b - a ⋅ -2 b\) Rekenvolgorde (3) 00mi - Rekenvolgorde met letters - basis - 0ms - dynamic variables c \(4 a ⋅ -6 b - a ⋅ -2 b = -24 a b + 2 a b = -22 a b\) 1p 1p d \(5 x ⋅ -3 x - 6 x ⋅ -2 x\) Rekenvolgorde (4) 00mj - Rekenvolgorde met letters - basis - 0ms - dynamic variables d \(5 x ⋅ -3 x - 6 x ⋅ -2 x = -15 x^{2} + 12 x^{2} = -3 x^{2}\) 1p opgave 2Herleid. 1p a \(4 p - 2 - 6 ⋅ 5 p\) Rekenvolgorde (5) 00mk - Rekenvolgorde met letters - basis - 0ms - dynamic variables a \(4 p - 2 - 6 ⋅ 5 p = 4 p - 2 - 30 p = -26 p - 2\) 1p 1p b \(-4 x ⋅ 5 y ⋅ -z + 3 x\kern{-.8pt}y\kern{-.8pt}z\) Rekenvolgorde (6) 00ml - Rekenvolgorde met letters - basis - 0ms - dynamic variables b \(-4 x ⋅ 5 y ⋅ -z + 3 x y z = 20 x y z + 3 x y z = 23 x y z\) 1p 1p c \(-4 a + 2 ⋅ -5 a - 3 a\) Rekenvolgorde (7) 00mm - Rekenvolgorde met letters - basis - 0ms - dynamic variables c \(-4 a + 2 ⋅ -5 a - 3 a = -4 a - 10 a - 3 a = -17 a\) 1p 1p d \(-p + 3 p ⋅ -4 p + 6 p\) Rekenvolgorde (8) 00mn - Rekenvolgorde met letters - basis - 0ms - dynamic variables d \(-p + 3 p ⋅ -4 p + 6 p = -p - 12 p^{2} + 6 p = -12 p^{2} + 5 p\) 1p opgave 3Herleid. 1p \(5 a b + 6 a - 3 a ⋅ b + 2 b\) Rekenvolgorde (9) 00mo - Rekenvolgorde met letters - basis - 0ms - dynamic variables ○ \(5 a b + 6 a - 3 a ⋅ b + 2 b = 5 a b + 6 a - 3 a b + 2 b = 2 a b + 6 a + 2 b\) 1p |