Term 3 1 40% × 15 = 40
Control Test 3: Memo
___ 100 × 15
1.2.1 Allowance ( R ) = 15d + k − 5d = 6 hours
1.2.2 Allowance ( R ) = 15d + k − 5d 195 = 15 ( 3 ) + k − 5 ( 3 ) ______ 150 = k − 15
= R300 3
_____ 3
k − 15 = 450 k = 465 km
2.1.1 x 2 − 6x + 5 = ( x − 5 ) (x − 1) 2.1.2 a 2 + 2a − 8 = ( a + 4 ) (a − 2) 2.1.3 y 4 − 16 = ( y 2 − 4 ) ( y 2 + 4
2.1.4 6 x 2 + 72x + 120 = 6 ( x 2 + 12x + 20 ) = 6 ( x + 10 ) (x + 2)
= ( y − 2 ) ( y + 2 ) ( y 2 + 4) ) 2.2.1 3 x 2 − 9x − 12
___________ 3x − 12 = 3 ( x 2 − 3x − 4 ) ___________
3 ( x − 4 )
= 3 ( x − 4 ) ( x + 1 ) ___________ 3 ( x − 4 )
= x + 1 2.2.2 5x 2 − 125
________ x + 5 = 5 ( x 2 − 25 ) ________
x + 5
= 5 ( x − 5 ) ( x + 5 ) ___________ x + 5
= 5(x − 5)
2.3.1 3 ( x − 2 ) = 2x + 1 3x − 6 = 2x + 1 x = 7
2.3.2 x 2 − 8x = 9
x 2 − 8x − 9 = 0 ( x − 9 ) ( x + 1 ) = 0 x = 9 or x = −1
2.4.2 area = 1 2.4.3 20 = 1
2.4.1 x − 3
__ 2 bh
__ 2 ( x ) (x − 3)
(2) (1) (1)
(1) (2) (1) (3)
(2) [6]
(2) (2)
(2) (3)
_____ 3
= 15 ( 4 ) + 740 − 5 ( 4 ) ________ 3
_____ 3
(2) (2)
Chapter 17: Programme of Assessment
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CHAPTER 17
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