Without using trigonometric tables, find the value of the

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

0 Without using trigonometric tables, the value of the following ( left( frac { tan 20 ^ { circ } } { csc 70 ^ { circ } } right) ^ { 2 } + left( frac { cot 20 ^ { circ } } { sec 70 ^ { circ } } right) ^ { 2 } + 2 tan 15 ^ { circ } tan 45 ^ { circ } tan

if sec theta+ tan theat =x , write the value of sec theta - tan theta in terms of X - 9lc4xyy

3 31∘tan 15∘ 27∘tan 75∘ 63∘ 59∘

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