3 years ago

If sin x = 5/13 and x is in quadrant 1, than tan x/2 = ___ Please give an explanation!

1 answer:

7 0

Answer:

if sin x = 5/13 and x is in quadrant 1,than tan x/2= -5

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loris [4]

Step-by-step explanation:

$x + 9y = - 18 \\ 8x - 4y = - 18 \\ x = - 18 - 9y \\ 8( - 18 - 9y) - 4y = - 18 \\ - 144 - 72y - 4y = - 18 \\ - 76y = 126 \\ y = - 1.66 \\$

$x = - 18 - 9y \\ x = - 18 - 9( - 1.66) \\ x = - 18 + 14.94 \\ x = - 3.06$

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Elina [12.6K]

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Step-by-step explanation:

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wolverine [178]

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Step-by-step explanation:3 - 2 i think

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kotykmax [81]

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anastassius [24]

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