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t2morrow :D

Blog since: 22 March 2009
Layout: Swirls
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tomorrow will be a better day with the t2morrowians ♥

EMath Answer Key -.-
Wednesday, June 30, 2010

Sorry for being a noob. I can't bluetooth the pictures. But anyway, I'll try to type out the answers...

1
a) (x - 2)^-2
b) x^(4n - 2) y^(2n-6)
c) Line 3.
2
a) Bearing C from A = 299.7 degrees
b) BX = 46.7m
c) 447m^2
d) 19.2m
3
ai) $3900
aii) $12.60
aiii) $24.35
bi) $33150
bii) $21.60
4
ai) T4 = 32, T5 = 40
aii) Tn = 8N
bi) Sn = 4n^2 - 1
bii) S10 = 399
biii) n = 20
5
a) Prove it yourself --.
b) 1.38 or 0.22
c) 9 mins
6
ai) 45 degrees
aii) 15 degrees
bi) 98^0.5
bii) 147^0.5
biii) 4r9
7
ai) 3.93 rad
aii) 331cm^2
bi) YZ = 5.21n
bii) 13.9 degrees
8
ai) 452 cm^2
aii) 643cm^2
bi) 197cm^2
bii) 308cm^2
9
a) a = -3
c) x = 2.5
di) y = 3.125
dii) 0.4, 4.5
e) 1.5
f) x = 4.6 or -0.6
10
aii) 1r4
aiii) 1r6
bi) 25r49
bii) 20r49
ci) 154g
cii) 150_<200
di) 1.17
dii) 2nd group

That's all...

:D

kh.al.id

Byes.

-.-

P.S.Just try to understand Question 10cii. Have fun!

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