Question

2 tan45° + cos2 30° - sin 60°
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Answer 1

Answer:

5/2

Step-by-step explanation:

= tan^2 45 + cos^2 30 + sin^2 60

= 1 + 3/4 +3/4

= 4+3+3 / 4

= 10/4

= 5/2

Hope this help you

Answer 2

$\mathfrak{\huge{\red{Answer}}}$

Tan45² + cos30² - sin60

1×2 + (√3/2)² - (√3/2)²

= 2. + 3/2 - 3/2

= 2 + 0

= 2

$\mathfrak{\huge{\red{2}}}$