cos45 cos30 - sin45 sin30
Answers
Answered by
0
Answer:
1/root2.root3/2-1root2.1/2
1/root2×2(root3-1)
Answered by
0
Answer:
root3-1/2root2
Step-by-step explanation:
cos 45=1/root2=sin 45
cos30=root 3/2
sin 30=1/2
cos 45cos 30-sin45sin30=root 3 -1/2 root 2
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