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AQA A LEVEL Mathematics for programmers EXAM Best for 2022 Actual Exam preparation $16.49   Add to cart

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AQA A LEVEL Mathematics for programmers EXAM Best for 2022 Actual Exam preparation

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AQA A LEVEL Mathematics for programmers EXAM Best for 2022 Actual Exam preparation If f(x) = x2 and g(y) = 1 y then g(f(x)) is equal to Tick () one box. [1 mark] 2 1 x x2 2 x y 2 y x Turn over for the next question 4 *04* IB/M/Jun19/Y/507/6469 Do not write outside the 0 ...

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  • February 21, 2022
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Centre Candidate
number number


Surname

Forename(s)

Candidate ure


Level 3 Technical Level
IT: PROGRAMMING
Unit 5 Mathematics for programmers
Tuesday 21 May 2019 Afternoon Time allowed: 2 hours
Materials
For this paper you must have:
For Examiner’s Use
 a ruler
 a scientific calculator (non-programmable) Questio Mark
 stencils or other drawing equipment (eg flowchart stencils). n
1−5
Instructions
6
 Use black ink or black ball-point pen.
 Fill in the boxes at the top of this page. 7
 Answer all questions. 8
 You must answer the questions in the spaces provided. Do not 9
write outside the box around each page or on blank pages.
 Do all rough work in this book. Cross through any work you do 10
not want to be marked. 11
 If you need more space use the additional pages at the back of this booklet.
12
 Include units in all answers, where required, as marks are given
13
for units in some questions.
14
Information
15
 The marks for questions are shown in brackets.
 The maximum mark for this paper is 80. 16
 There are 50 marks in Section A and 30 marks in Section B. Both 17
sections should be attempted.
TOTAL
Advice
 In all calculations, show clearly how you work out your answer.
 Use diagrams, where appropriate, to clarify your answers.
 You are expected to use a calculator where appropriate.
 You are reminded of the need for good English and clear presentation in your answers.




*JUN19Y507646901
* IB/M/Jun19/
E8
Y/507/6469

, 2

Do not write
outside the
Section A box


Answer all questions in this
section.


0 1 The result of the logical operation 10001100 AND 01100111 is

Tick () one box.
[1 mark]


00000100


01100100


01111100


11101111



0 2 De Morgan’s law converts A AND B into:

Tick () one box.
[1 mark]

A OR B



A OR B


A OR B


A OR B




*02
IB/M/Jun19/Y/
* 507/6469

, 3
Do not
write
0 3 If outside the
box
1
f(x) = x2 and g(y) =
y
then g(f(x)) is equal to

Tick () one box.
[1 mark]

1
2
x


x2




2
x
y

y

x
2




Turn over for the next question




*03
IB/M/Jun19/Y/
* 507/6469

, 4
Do not
write
outside the
box
Turn over ►




*03
IB/M/Jun19/Y/
* 507/6469

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