2 tan ²45° + cos²30°- sin² 60
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Answered by
1
Answer:
2tan²45+cos²30-sin²60
=2*1+(√3/2)²-(√3/2)²
=2+3/4-3/4
=2
Answered by
0
Answer: 2
Step-by-step explanation:
2 tan ²45° + cos²30°- sin² 60
= 2 (1)² + (√3/2)² - (√3/2)²
= 2
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