Question

If sin 0 = cos 0 , then 2 tan? 0 + sin? 0 - 1 is
equal to​

Answer 1

Answer:

see attachment

if sinx= cosx

then tanx=1

x= multiple of pie by 4

answer is root 2 + 1 divide root2

Step-by-step explanation:

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for more explanation

Answer 2

Answer:

if sin theta = cos theta

then theta = 45°

2tan theta + sin theta -1 = 2tan 45° + sin45° -1

= 2(1) + 1/√2 -1

= 1+1/√2

= √2+1/√2