Question

please answer me fastly​

Answer 1

Step-by-step explanation:

Tan 45° - sin² 45°+cos²45

Tan 45- sin 90° + cos 90

Tan :sign =45-90=-45

cos.+-45+90=45 will be the answer .

$\cos( { - \sec(2 { = \cos \: \: \: 45 - 90 + 90$

2 I WILL ALSO SOLVE AS SAME LIKE QUESTION NUMBER 1..

3.1- 1/2+ 1\✓2²

1/2+1/16

32/16

1/2...