Math, asked by sujatabhattacharya10, 10 months ago

Solve question number 12

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Answers

Answered by pavitramedical17

0

Step-by-step explanation:

Given

sin(theta)=cos(theta)

sin(theta)/cos(theta)=1

tan(theta)=1

tan(theta)=tan45

theta=45

NOW

2tan^2theta +sin^2theta-1

2x1x1+1/root2^2-1

2+1/2-1

3/2

3/2 is the final answer

mark it as brainliest

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