Getal & Ruimte (13e editie) - 2 havo/vwo
'Rekenvolgorde met letters'.
| 2 havo/vwo | 1.vk Letterrekenen |
opgave 1Herleid. 1p a \(3 ⋅ 2 p + 4 ⋅ p\) Rekenvolgorde (1) 00mg - Rekenvolgorde met letters - basis - 1ms - dynamic variables a \(3 ⋅ 2 p + 4 ⋅ p = 6 p + 4 p = 10 p\) 1p 1p b \(2 ⋅ a + 3 ⋅ -4 a\) Rekenvolgorde (2) 00mh - Rekenvolgorde met letters - basis - 1ms - dynamic variables b \(2 ⋅ a + 3 ⋅ -4 a = 2 a - 12 a = -10 a\) 1p 1p c \(6 a ⋅ 3 b + 4 a ⋅ 5 b\) Rekenvolgorde (3) 00mi - Rekenvolgorde met letters - basis - 0ms - dynamic variables c \(6 a ⋅ 3 b + 4 a ⋅ 5 b = 18 a b + 20 a b = 38 a b\) 1p 1p d \(5 x ⋅ -2 x + x ⋅ -6 x\) Rekenvolgorde (4) 00mj - Rekenvolgorde met letters - basis - 0ms - dynamic variables d \(5 x ⋅ -2 x + x ⋅ -6 x = -10 x^{2} - 6 x^{2} = -16 x^{2}\) 1p opgave 2Herleid. 1p a \(4 x + 2 - 3 ⋅ 5 x\) Rekenvolgorde (5) 00mk - Rekenvolgorde met letters - basis - 0ms - dynamic variables a \(4 x + 2 - 3 ⋅ 5 x = 4 x + 2 - 15 x = -11 x + 2\) 1p 1p b \(-4 p ⋅ 2 q ⋅ -5 r + x\kern{-.8pt}y\kern{-.8pt}z\) Rekenvolgorde (6) 00ml - Rekenvolgorde met letters - basis - 0ms - dynamic variables b \(-4 p ⋅ 2 q ⋅ -5 r + p q r = 40 p q r + p q r = 41 p q r\) 1p 1p c \(-4 x + 2 ⋅ 3 x + 6 x\) Rekenvolgorde (7) 00mm - Rekenvolgorde met letters - basis - 0ms - dynamic variables c \(-4 x + 2 ⋅ 3 x + 6 x = -4 x + 6 x + 6 x = 8 x\) 1p 1p d \(a - 2 a ⋅ -4 a + 5 a\) Rekenvolgorde (8) 00mn - Rekenvolgorde met letters - basis - 0ms - dynamic variables d \(a - 2 a ⋅ -4 a + 5 a = a + 8 a^{2} + 5 a = 8 a^{2} + 6 a\) 1p opgave 3Herleid. 1p \(6 a b + a + 5 a ⋅ -3 b + 2 b\) Rekenvolgorde (9) 00mo - Rekenvolgorde met letters - basis - 0ms - dynamic variables ○ \(6 a b + a + 5 a ⋅ -3 b + 2 b = 6 a b + a - 15 a b + 2 b = -9 a b + a + 2 b\) 1p |