Question

3cos^2 π/4 + sec 2π/3 +5 tan^2 π/4​

Answer 1

Answer:

6

Step-by-step explanation:

3(1/√2)^2 + (-1/2) + 5(1)^2

3(1/2) - (1/2) + 5

1.5 - 0.5 + 5

6