Math, asked by 1srivardhan2, 4 months ago

2 tan²45° + cos²30º – sin²60°​

Answers

Answered by ajay8949
5

2 { \tan}^{2} 45 +  { \cos}^{2} 30 -  { \sin}^{2} 60

2( \tan45) {}^{2}  +  {( \cos30)}^{2}  -  {( \sin60) }^{2}

 \:  \:  \:  \:  \:  \: 2(1) {}^{2}  +  {( \frac{ \sqrt{3} }{ \:  \: 2}) }^{2}  -  {( \frac{ \sqrt{3} }{ \:  \:  2} } ) {}^{2}

 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: 2 +   \cancel{\frac{3}{2}}  -  \cancel{ \frac{3}{2} }

 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: 2

 \sf\orange{please\:mark\:as\:brainliest............}

Answered by CHATURVEDIAYUSHI789
2

Answer:

hope it helps you this answer in image

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