SOLUTION: If sin(θ)= 4/7 and tan(θ)>0, find cos(θ)
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Question 1018459
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If sin(θ)= 4/7 and tan(θ)>0, find cos(θ)
Answer by
ikleyn(52915)
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If sin(θ)= 4/7 and tan(θ)>0, find cos(θ)
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=
=
=
=
=
=
. The sign of the square root is chosen "+" since
> 0 and
> 0.
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