Question

evalute 2tansquare45°+cossquare30°-sinsquare60°​

Answer 1

Answer:

2

Step-by-step explanation:

tan45 = 1, cos30 = $\sqrt[2]{3}/2$ = sin60

2(1)(1) + ($\sqrt{3}/2$)($\sqrt{3}/2$) - $(\sqrt{3}/2)(\sqrt{3}/2)$

= 2 + 0 = 2

Answer 2

Answer:

Answer is 2

Step-by-step explanation:

tan45 = 1, cos30 = \sqrt[2]{3}/2

2

3

/2 = sin60

2(1)(1) + (\sqrt{3}/2

3

/2 )(\sqrt{3}/2

3

/2 ) - (\sqrt{3}/2)(\sqrt{3}/2)(

3

/2)(

3

/2)

= 2 + 0 = 2