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Sec theta ( 1-sin theta) ( …

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Sec theta ( 1-sin theta) ( sec theta+tan theta)=1

Posted by Anu Choudhary 5 years, 1 month ago

CBSE > Class 10 > Mathematics

2 answers

Gaurav Seth 5 years, 1 month ago

= secA (1-sinA) (secA+tanA)

= secA (secA + tanA - sinA secA - sinA tanA)

= 1/cosA [1/cosA + sinA/cosA - sinA/cosA - sin²A/cosA]

= 1/cosA [1/cosA - sin²A/cosA]

= 1/cosA [(1-sin²A)/cosA]

= 1/cosA [cos²A/cosA]

0Thank You

Aadarsh Raj Chaudhary 5 years, 1 month ago

I have solved this questio,but how can I send it to you?

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CBSE > Class 10 > Mathematics