StaticEntity StaticEntity

06-06-2021
Mathematics

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Given that cos(θ)= -√3/4 and tan(θ) > 0, find sin(θ)

Given that cosθ 34 and tanθ gt 0 find sinθ class=

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ferrybukantoro ferrybukantoro

06-06-2021

Answer:

B. -√13/4

Step-by-step explanation:

cos 0 = -√3/4 => x=-√3 , h=4

tan 0 > 0

y should be on quadrant III

y= √4²-3= √16-3=√13 => -√13

so, sin 0 = y/h = -√13/4

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truettem03 truettem03

06-06-2021

Answer:

B. -√13/4

Step-by-step explanation:

:)

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