Find the tan x/2 = (1-cosx)/sinx under the conditions where tanx=-1/3 and cosx >0. Draw a right triangle in the quadrant where tan is negative and cosx is positive.Find the missing side using the Pythagorean Theorem. Plug in to the formula with the correct values from the picture of the right triangle.tan x/2 = (1-cosx)/sinx

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A: Given 2cosx tanx+tanx=0

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A: Given:sin x=1237 and x lies in 2nd quadrant.  In 2nd quadrant only sine is positive, cosine and…

Q: (a)     ? = sin−1       (b)     ? = cos−1       (c)     ? = tan−1

A: asinθ=1215θ=sin-1(1215)θ=53.13ob)cosθ=915θ=cos-1(915)θ=53.13o

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A:

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A: Given Sin x = 7/9x is in quadrant 1we have to find sin2x , cos 2x , tan 2xSince x is in quadrant 1…

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A: cos2tan-143 Now let tan-143=θ⇒tanθ=43⇒sec2θ-1=43    ∵sec2x-tan2x=1⇒sec2θ-1=169      Squaring on both…

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A: Given: 4tan2x-8tanx+3=0; x∈[0,2π) for solving given equation, we factorize it and find solution

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A: Consider the given trigonometric equation sinx=513  ,  0&lt;x&lt;π2 First, find the value cosx…

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A:

Q: sin a = 9/41, 0<a<pi/2 cos B = (8[sqrt]113)/113 ,

A: sin a=941 . . . . . (1)⇒cos a=1-sin2a=1-9412=1-811681=16001681=4041 . . . . . . . . (2)

Q: Find the exact value of the expression whenever it is defined.

A: (a) sin-1-12=-sin-112                ∵sin-1-x=-sin-1x =-sin-1sinπ6   =-π6                          ∵…

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Q: 2) Use the addition or subtraction formula to find the exact value of the expression sin 285°

A: Find the exact value

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A: Given  Sin θ=-13 The objective is to calculate Tan θ. Use the following 1. sec θ=1cos θ2. tan θ=sin…

Q: Use an addition or subtraction formula to find the exact value. 1. sin15° 2. cos 12 3. tan 75°

A: 1.Sin15o sin(15°)=sin(45°-30°)              =sin(45°)cos(30°)-cos(45°)sin(30°)…

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A:

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A: trigonometry

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Q: Find sin 2x, cos 2x, and tan 2x if tanx= and x terminates in quadrant II. 12

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Q: sin(x) = 1/8 and x is in quadrant I, find the exact values of the expressions without solving for x.…

A: Explanation and solutions is given below....

Q: Find the exact value of the expression whenever it is defined.

A: Given:a cotsin-123b sectan-1-35c csccos-1-14

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A: The given value is,tancos-112+tan-1-13

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Q: Given: tanx=−35/12 and x is in Quadrant IV. Find the exact values of sin(x2), cos(x2), and tan(x2)…

A: Since 0&lt; x &lt;360 So , 0&lt;2x &lt;720.

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A:

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A: solution: (a) sin(2tan-1512) we know that 2tan-1 (x)=sin-12x1+x2 , Here x=512…

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A: Topic- sin function

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A: The given equation is: