Markscheme of the Vectors and Trigonometry Test
z-axis has direction vector 1 (A1)
Let Bequal the angle between the line and the normal to the plane.
0 - 3
0 . - 2
cos 0 = - (M1)
1J32 + 22 + 42
cos 6? = -* (A1)
0=42 L17 33 (A1).
Name 1E 12% Class Date
IB Math HL 2 Topic eview Day 2
x _x K _,
1. Simplify: 3+13 3 (3 D = 25% :
m- -3 377+) 5
2. Write 2 lnx + ln(x 1) ln(x - 2) as a single logarithm.
18an + in (x- D Ema2.)
3. Write in tl(1e forma+bi where a,b EQ:
Two Nonlinear Electric ChargesElectric Force126
Given below are arrangements of two fixed electric charges. In each figure, a point labeled P is
also identified. All of the charges are the same size, q. but they can be either positive or negative
SI Leader: Juan Duran
Dr. Mendozas ENGR 111-517
December 3, 2016
Exam II Review
Notes (try using the other side of this page):
Moves motors, given a power setting, and
motor port. Must be accompanied by
Photosynthesis Practice Questions
1. Photosynthesis is an _ reaction because it builds simple molecules into
more complex molecules.
2. Is photosynthesis an endergonic or exergonic reaction? Explain why.
3. What serves as the carbon source for photosynthe
Econ Final will consist of 8 IB Econ questions
Only answer 3 of the 8 questions
Use a Diagram for every single question
Do Questions you are best at
In the Final:
Part A: Answer 1 questions (3 x 25 mark questions)
Topics for Part A:
Class _ Date
1B Math HL 2 To 1 Review Day 1
I - a .0
1. F 1nd the sum of the rst 30 terms of. 5,30 -; 3: ( 8 + (+033
U30 >- 18 ~20<13 : -40
n. i ~=- "L30
b. 48+24+12+6+ 53C. ~ W . who!
. . 1 a 33 1;. '3 i3 11 3- a 23
2. Write arm as
SI Leader: Samuel Rangel
Dr Mendozas ENGR 111-517
December 3, 2016
Exam Review (Part 2)
Part 1: Try to work on these to the best of your abilities, refrain from looking at
your past solution.
1. What does it mean to iterate?
To run a
Math HL test prep questions
Arithmetic and geometric sequences
The second term of an arithmetic sequence is 7. The sum of the first four terms of the arithmetic
sequence is 12. Find the first term, a
HW #28 (Waves) Name:_
A small vibrating object S moves across the surface of a ripple tank producing the wave fronts shown
above. The wave fronts move with speed v. The object is traveling in what direction and with what
speed relative to the speed of
Psychology 1508: Leadership
Spring 2006, Professor Ben-Shahar
Directions: Put your answers to all the multiple choice questions on the answer sheet.
Multiple Choice 11 point each30 mints total!
1. In the investing in Strengths article (in