Sec 60-sin 30- - cosec 30-cos 60- - 1

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Values of Trigonometric Ratios

sec 60∘.sin 3...

Question

$s e c 60^{\circ} . s i n 30^{\circ}$ - $c o s e c 30^{\circ} . c o s 60^{\circ}$ = 1

False

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True

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Similar questions

Solve : $\frac{sin 30^{\circ} + tan 45^{\circ} - c o s e c 60^{\circ}}{sec 30^{\circ} + cos 60^{\circ} + cot 45^{\circ}}$

\frac{cos 30^{o} tan 60^{o} + sin 60^{o} cos 60^{o}}{c o s e c 30^{o} sec 60^{o} - c o s e c 60^{o} cot 30^{o}}

Evaluate the following

(i) sin60° cos30° + sin30° cos 60°

(ii) 2tan²45° + cos²30° − sin²60°

(iii)

(iv)

(v)

\frac{4 {sin}^{2} 60^{\circ} . {cos}^{2} 60^{\circ} . {sec}^{2} 30^{\circ}}{2 c o s e c^{2} 30^{\circ} - \frac{1}{2} {sin}^{2} 60^{\circ} . {tan}^{2} 60^{\circ}} =

\frac{sin 30^{o} + tan 45^{o} - c o s e c 60^{o}}{sec 30^{o} + cos 60^{o} + cot 45^{o}}

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