when 0°<a < 90°, solve the following equation tan ^2a =3(sec-1)
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Answer:
a=60°
Step-by-step explanation:
tan*2a=3 sec a-3
sec*2a-1= 3sec a - 3
sec*2a-3sec a+2=0
sec a- 2=0, sec a=2
sec a= sec 60°
a=60°
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