2. Solve the following for 0° ≤x≤360° [K/U=4-2 marks each]
a. 2cos x=-√√3
==
b. 3sin x+3= sin x + 2
3. Solve the following for 0° ≤x≤ 360° [A=12 marks]
a)-3 cos x + 3 = 2 sin² x
(x*mia - 1). (FOR)
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b) cos x
c) cos x = 1
2
how lie wod?.asilitasbi gniwollot on to dous Sv
4. Demonstrate that identities are true. [T/I=6 A=6_marks each]
a. (sin tan 0) (cos - cot 0) = (sin - 1) (cos 0 - 1)
sec0-1
b.
sec + 1
1- cos 0
1 + cos 0
sin20
1 - cos 0
C.
cos2+3 cos 0 + 2
2 + cos 0
5. Solve the following for 0° ≤ x ≤ 720° [T/I=4 marks each]
a. √2 cos(x)=-1 b. 2 cos x sin x + 2 cos x - sin x-1=0
6. Prove the following [A=8 (4marks each)]
a. csc40-cot = csc²0 + cot²0