Without using trigonometric tables, find the value of the following expression:sec 90° θ cosec θ tan 90° θ cot θ + cos2 25° + cos2 65° 3 tan 27° tan 63°

Without using trigonometric tables, find the value of the following expression:sec 90° θ cosec θ tan 90° θ cot θ + cos2 25° + cos2 65° 3 tan 27° tan 63°
Without using trigonometric tables- find the value of the following expression-sec 90- - cosec - - tan 90- - cot - - cos2 25- - cos2 65- 3 tan 27- tan 63

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12. Without using trigonometric tables, the value of the following expression, sec (90-0). cosec -tan (90°-B) cot 0 + cos25+ CO 65 3 tan 27 tan 63

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Evaluate without using trigonometric table: displaystyle frac{{cos e{c^2}left( {{{90}^ circ } - theta } right) - {{tan }^2}theta }}{{4left( {{{cos }^2}{{48}^ circ + }{{cos }^2}{{42}^ circ }} right)}} - frac{{2{{tan }^2}{{30}^ circ }{{

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