Question

PLS pls pls pls pls pls pls help fast​

Answer 1

Step-by-step explanation:

• Used concept of Trigonometric Ratio !!

• In 1st quadrant all Trigonometric Ratio are positive ( x varies from 0 to π/2 )

• in 2nd quadrant all except sinx and cosecx are negative ( x varies from π/2 to π )

• in 3rd quadrant all except tanx and cotx are negative ( x varies from π to 3πl2 )

• in 4th quadrant all except cosx and secx are negative !!