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Answered by
0
Answer:
Step-by-step explanation:
question 11 :answer
(1-cos tetha) (1+cos tetha ) will be cancel then (1+cot^2 tetha ) equal to
1+cot^2 tetha ÷sin^2tetha then lcm
sin^2tetha + cis^2tetha = 1
hence proved
Answered by
3
Answer:
Step-by-step explanation:
question 11 :answer
(1-cos tetha) (1+cos tetha ) will be cancel then (1+cot^2 tetha ) equal to
1+cot^2 tetha ÷sin^2tetha then lcm
sin^2tetha + cis^2tetha = 1
Step-by-step explanation:
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