2 tan²45°+ cos² 30°- sin² 60°
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Answered by
2
Answer:
2tan²45+con²30-sin²60 2(1)²+(√3/2)²-(√3/2)² 2(1)+3/4-34=2
Answered by
0
Answer:
2
Step-by-step explanation:
tan²45 = 1
cos²30 = 3/4
sin²60 = 3/4
hence
2+3/4 -3/4
2
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