andrewsweet104 andrewsweet104

30-04-2017
Mathematics

contestada

Find exact values for sin θ and cos θ if tan θ = -1/3 and θ terminates in Quadrant IV.

Respuesta :

shibo09 shibo09

30-04-2017

tan = sin/cos
in quadrant IV, cos is positive so the exact value of sin is -1 and the exact value of cos is 3

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