Question

If theta is an acute angle and sin theta = cos theta , find the value of
2 tan square theta + sin square- 1.​

Answer 1

I don’t know this ans for this

Answer 2

Answer:

answer=3/2

Step-by-step explanation:

value of theta is 45degrees,as sin and cos are equal only if theta=45degree;

2(tan)^2 45degrees+(sin)^2 45degree-1

2(1)^2+(1/√2)^2 -1

2+(1/2)-1

3/2

3/2 is the answer