Math, asked by shadysrulxxx2930, 11 months ago

ம‌தி‌ப்‌பு கா‌ண்க
tan^2 60°-2tan^2 45°-cot^2 30°+3/4 csc^2 45°

Answers

Answered by ms9733756
0

Answer:

bro please write in English

Answered by steffiaspinno
0

விளக்கம்:

&$\tan ^{2} 60^{\circ}-2 \tan ^{2} 45^{\circ}-\cot ^{2} 30^{\circ}+\frac{3}{4}$$\csc ^{2} 45^{\circ}$ ன் மதிப்பு

\begin{aligned}&=(\sqrt{3})^{2}-2(1)^{2}-(\sqrt{3})^{2}+2\left(\frac{1}{2}\right)^{2}+\frac{3}{4}(\sqrt{2})^{2}\end{aligned}

=3-2-3+\frac{1}{2}+\frac{3}{2}

=-2+\frac{4}{2}=-2+2\\=0

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