Question

2 tan 45° + cos 45° – sin 45° = ? *

1 point

0

1

2

3

​

Answer 1

Answer:

2

Step-by-step explanation:

Values : -

tan 45° = 1

sin 45° = cos 45° = 1 / √2

2 tan 45° + cos 45° – sin 45°

= 2 ( 1 ) + ( 1 / √2 ) - ( 1 / √2 )

= 2 + 0

= 2