Question

find the value of sin square 30 + cos square 60- tan square45​

Answer 1

Step-by-step explanation:

(1/2)^2+(1/2)^2-(1)^2

1/4+1/4-1

2/4-1

1/2-1

-1/2

Answer 2

Answer:

-1/2

Step-by-step explanation:

as sin square 30=1/4

cos square 60=1/4

tan square 45=1

1/4+1/4_1

=1/2-1

= -1/2