Prove that: tan[ (π/4) + (x/2) ] + tan[ (π/4) - (x/2) ] = 2sec x
Answers
Answered by
1
Answer:
Step-by-step explanation:
Similar questions
Hindi,
6 months ago
Math,
6 months ago
Science,
6 months ago
Social Sciences,
1 year ago
Political Science,
1 year ago
Biology,
1 year ago
Science,
1 year ago