The question is shown in the image.
Part A What angle does the tangent to the curve y(x)sin2(x/4)11sin(x/4) at 47 make with the x-axis? Express your answer to 3 significant figures. Choose the smaller angle, i.e., your answer should be positive and less than 90 degrees ΑΣΦ degrees
Q: Photo is attached
A: The given identity is,
Q: 1 - cos2 x/sin x
A: To simplify the expression.
Q: Can you explain how to figure out this question?
A: Consider the given angles.
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Q: Solving for both
A: Given equation is
Q: see attached
A: Area of triangle= (1/2)absinCHere a=7, b=13, C= 138
Q: What is trigonometry and how does it apply to other fields of mathematics?
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Q: See attached
A: Calculate the value for sinx and tanx where Cosx=adjacent/hypotenuse.