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Let theta be an angle in quadrant IV such that sin(theta)=-7/8 find the exact values of sec(theta) and tan(theta)
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Let theta be an angle in quadrant IV such that sin(theta)=-7/8

find the exact values of sec(theta) and tan(theta)

User Jochem Stoel
by
7.8k points

1 Answer

7 votes

Explanation:

[ Refer to the attached file ]

  • Used method Trigonometric Ratio !!

  • In IV quadrant sinx , cscx , tanx , cotx are negative !!

  • But cosx and secx are positive !!

  • In IV quadrant theta ( i.e, x ) varies from 3π/2 to 2π ( i.e, 270° to 360° )

Let theta be an angle in quadrant IV such that sin(theta)=-7/8 find the exact values-example-1
User Lachtan
by
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