1) Find values of : i) sinπ/8
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Answered by
2
Answer:
sin1/2(pie/4)
=1/2×1/root2
=1/2root2
Answered by
3
Answer:
Step-by-step explanation:
sin pi/8 can be written as,
= sin(1/2 * pi/4)
= root 1/2 ( 1 - cos pi/4)
= root 1/2 (1 - 1/2 root 2)
= 1/2 whole root of root 2 - root 2
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