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secQ + tanQ =m SecQ +tanQ =n Show that mn=1

Posted by Shreya Gupta 7 years, 1 month ago

CBSE > Class 10 > Mathematics

2 answers

Vinutha Lohithesh 7 years, 1 month ago

(secQ+tanQ)(tanQ-secQ) -Sec²Q+secQtanQ-secQtanQ+tan²Q =Tan²Q-sec²Q=1

Vinutha Lohithesh 7 years, 1 month ago

The question is not correct It is secQ+tanQ=m and secQ-tanQ=n

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