sin (A+B) = sin a cosB + Cod Asing
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Answer:
WE have to find value of sin15
o
=sin(45
o
−30
o
)
=sin45
o
cos30
o
−cos45
o
sin30
o
=
2
1
×
2
3
−
2
1
×
2
1
=
2
1
×
2
3
−
2
1
×
2
1
=
2
2
3
−1
Step-by-step explanation:
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