Mathematics 10 — Exercise 7.1 · Q1 (v)

Full question

Determine the algebraic sign (positive or negative) of cosec 88°.

cosec(88°)

Step-by-step solution

  1. 88° lies in quadrant 1.

  2. In quadrant I all six ratios are positive. In quadrant II only sine and cosecant are positive.

Answer

Positive (+).