A Level Pure Mathematics 3 (P3) – Comprehensive Revision Guide (Edexcel)

Exercises
Exercise 1



f x 1 cos E sin cos Isin
Sin I
0 cos
Cos
sin I
1 3 85 33
1 taul's
IEEE
arctan 3
X
3arcton
3 arctou
c 3 are tau E 2628 K
x2 2.586
Exercise 2 6 3 arctom E
d 81 2.5805 0 00034770
2.5815 0.00034640
f and
between 2 5805
There is a changeof sign root in the
2 5815 So there is at least one

internal 2 5805 x 22 5815

, dydy 0




a y x̅ Cos Ex
sin
2x cos
Ex
1 2 cos Ex Esin Ex

11 0

Ex Sin Ex 0
2x cos Ex
Sin
2x cos Ix
s
tauckx
Ex
arc tau 1
Zarctan

b 2arctau 2 214
X2
6 2 are tau 2 155