1.
Let f(x) = 7 2x and g(x) = x + 3.
(a)
Find (g f)(x).
(2)
(b)
1
Write down g (x).
(1)
(c)
1
Find (f g )(5).
(2)
(Total 5 marks)
2.
2
Consider f(x) = 2kx 4kx + 1, for k 0. The equation f(x) = 0 has two equal roots.
(a)
Find the value of k.
(5)
(b)
The li
1.
The graph shows the variation with time t of the velocity v of an object.
v
t
Which one of the following graphs best represents the variation with time t of the acceleration a
of the object?
A .
a
0
C .
B.
0
0
0
t
a
D .
0
t
a
0
t
0
t
a
0
(1)
2.
A ball,
1.
3
Let f(x) = 3 ln x and g(x) = ln 5x .
(a)
Express g(x) in the form f(x) + ln a, where a
+
.
(4)
(b)
The graph of g is a transformation of the graph of f. Give a full geometric description of
this transformation.
(3)
(Total 7 marks)
2.
x
Let f(x) = lo
1.
(a)
attempt to form composite
(M1)
e.g. g 7 2 x , 7 2 x 3
(g f)(x) = 10 2x
A1
g (x) = x 3
(c)
2
A1
1
(b)
N2
N1
1
N2
2
N2
2
METHOD 1
valid approach
(M1)
1
e.g. g (5), 2, f (5)
f (2) = 3
A1
METHOD 2
1
attempt to form composite of f and g
(M1)
1
e.g. (f g
IB Internal Assessment Guide
1. Your overall IB mark (the one sent to universities after the IB test) in any IB science course is based
upon two kinds of assessments or grades:
External Assessment: Your score on end-of-course exam (76% of total IB mark)
1.
A
[1]
2.
A
[1]
3.
D
[1]
4.
A
[1]
5.
C
[1]
6.
B
[1]
7.
B
[1]
8.
(a)
statement that gravitational mass and inertial mass have the same numerical value;
understanding of what gravitational mass means;
eg a quantity that determines the gravitational force
IB Diploma Programme
IB Career-related Certificate
May 2015 examination schedule
Morning examinations must start after 0700 hours and finish by 1300 hours local time.
Afternoon examinations must start after 1200 hours and finish by 1800 hours local time.
AIS ASSESSMENT CALENDAR IB - FULL YEAR - GRADE 12 2014 - 2015
WEEK
START DATE
DRAFT DATE
SUBMISSION DATE
Term One
W1 1/9/14
IB History- IA
IB Theatre - TPPP IA
W2 7/9/14
W3 14/9/14
IB Maths SL- IA
IB Economics IA -1 and 2
Draft
(1 from last year)
W4 21/9/
YEAR 11 IB and QCE Assessment Timetable
Term Three
8 - 19 June 2014
IB EXAM ROOM - DF 20
QCE EXAM ROOM - DF 10
STUDY ROOM - DF 19
SUNDAY 8 June
MONDAY 9 June
TUESDAY 10 June
WEDNESDAY 11 June
THURSDAY 12 June
Time
EXAMS
EXAMS
EXAMS
EXAMS
EXAMS
8.00am
Form
Term 1 September 2013/14
AIS ASSESSMENT CALENDAR TERM ONE GRADE 11 2013 - 2014
WEEK
START DATE
DRAFT DATE
SUBMISSION DATE
Term One
W1 8/9/13
CAS Log onto ManageBac
CAS Checklist completed and signed off
QCE Science Start Assignment 1
W2 15/9/13
W3 22/9/13