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Ivan
3 years ago
8

Given tanx=8/15 when pi < x < 3pi/2, find tan x/2.

Mathematics
1 answer:
S_A_V [24]3 years ago
8 0

Answer:

tan(x/2)=-4

Step-by-step explanation:

we know that

The angle x belong to the III quadrant -----> given problem

step 1

Find the angle x

x=arctan(8/15)=28.07\°

Remember that the angle x belong to the III Quadrant

so

x=28.07\°+180\°=208.07\°

step 2

Find angle x/2

x/2=208.07\°/2=104.035\°

step 3

Find tan(x/2)

tan(104.035\°)=-4

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Answer:

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Step-by-step explanation:

We have that:

The cost, C (in dollars) to produce g gallons of a chemical can be expressed as C=f(g).

The interpretation is:

To produce g gallons of a chemical it costs C dollars.

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Mila [183]
<span>26 is to 74 and 80 is to X
Since this is a ratio, let’s find the value of X
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Answer:

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