Question

Find the value of tan square 30 + 4 sin square 45 + (1/3)cos square 30

Answer 1

Answer:

13/12

Step-by-step explanation:

tan square 30 + 4 sin square 45 + (1/3)cos square 30

=(1/√3)^2+4(1/√2)^2+1/3(√3/2)^2

=1/3+4(1/2)+1/3(3/4)

=1/3+2+1/4

=(4+6+3)/12

=13/12