Question

sec theta +tan theta =x, then sec theta is equal to x^2+1/2x . explain plzz i can't understand ​

Answer 1

here is the proof

here is the proof the formula that I used is the trignometric identity

Answer 2

Answer:

Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles. The field emerged in the Hellenistic world during the 3rd century BC from applications of geometry to astronomical studies.