125. Evaluate :
cos 58°/sin 32°
sin 22°/cos68°
- cos 90°
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ANSWER: 1 mark me as brain list
Step-by-step explanation:
(1) cos(90°-32°)/sin32°
=sin32°/sin32°
=1 -------eq.1
(2) sin22°/cos(90°-22°)
=sin22°/sin22°
=1 -------eq.2
(3) cos90°=0.-------eq.3
NOW; 1×1-0
=1-0
=1 answer.
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