SOLUTION: please prove this trigonometric identity: (tan + cos) / sin = sec + cot
Algebra
->
Trigonometry-basics
-> SOLUTION: please prove this trigonometric identity: (tan + cos) / sin = sec + cot
Log On
Algebra: Trigonometry
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Trigonometry-basics
Question 302468
:
please prove this trigonometric identity:
(tan + cos) / sin = sec + cot
Answer by
Alan3354(69443)
(
Show Source
):
You can
put this solution on YOUR website!
(tan + cos) / sin = sec + cot
(tan + cos)/sin = (1/cos) + cos/sin
Multiply thru by sin
tan + cos = (sin/cos) + cos
tan + cos = tan + cos