Page 116 - Math Grade 11 (Basic)

PROEUS DARA

7
~- 2cot2x = 5 d. 3sinytany + 8 = 0 ru.J. 3cos-y = 7siny+5

QJ. cot(~)- 2cos(~) = 0

5. ~R2J X= 3sin8-2cos{:) Sb y=3cos8+2sin8

? ? 0 0
n. an~H'i:HS'i:3UhlG 8 mmg x = y
"" l w
2
2. 'i5tll mm x + l mcrs S~darhmg'if:lUJ;)t'i:3t8 e <j
U1"'-'> I.J f.j ""
6. ~i:l§'iU~I:filllil ABC 'i::fl@ sinA + cosB = tanA <J 'i5tllmt:fl !J.ABC cnu~~fillliltnb <J
tJ sinE+ cos A U1 "'
:;:: "" sinC "
7. l:i:l<:i'iumfilllil ABC 'i::fl@ - = 2cosA <J aR'i'UtfifHS !J.ABC '1
tl sinE L.J
2
8. 1:1:1§1 !J.ABC 'i::flS~UtrJmrun2llil tanB+tanC = 2cos~ '1 A
~
i.) I "'-"9 !a
'i5 m m Gl !J.AB C r:il U~ t filllil t\51:3 qm '1
U1 "'

B C

n. Lnl{Jlt~utL'i:3] nm hl AOB '1
A
2. Lnl{Jlt~L~tfilllil AOB <J
1:1. Un&lfltc~Hb~GlhlnG ( tdnnG)
~· ~ n u ~ u
B
2. 1:1 llil m n. sin960° 2. cos 1215° 1:1. sin2940°
13n b. tan(- 1n)
1
ill. COST

1:1. sin(~- e)+ cos(~+ 28) + sin(n- 28) + cos(n- 8)

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