Trigonometry Questions and Answers

7π/6 in degrees is _____________ degrees The exact form of
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7π/6 in degrees is _____________ degrees The exact form of tan (7π/6) is ___________
Solve the equation on the interval [0, 2TT). cos x - 2 cos
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Solve the equation on the interval [0, 2TT). cos x - 2 cos x sin x = 0 π/6,5π/6 π/6,π/2,5π/6,3π/2 π/6,5π/6,2π 0,π/6,5π/6,3π/2
Use the product-to-sum identities to rewrite the following
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Use the product-to-sum identities to rewrite the following expression as a sum or difference. 2sin(2β) cos(2β)
Use the sum and difference identities to rewrite the
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Use the sum and difference identities to rewrite the following expression as a trigonometric function of a single number. cos(2π/5)cos(π/10)-sin(2π/5)sin(π/10)
Find the exact value of the expression: cos(165°) The final
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Find the exact value of the expression: cos(165°) The final solution needs to be simplified for full credit.
Find an approximate value of each expression correct to at
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Find an approximate value of each expression correct to at least five decimal places if it is defined, otherwise, input undefined. (a) tan⁻¹ 1.53 = radians. (b) sin⁻¹ 1.53 = radians
Describe the relationship between the graphs of y =sin x, y=
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Describe the relationship between the graphs of y =sin x, y= cos x and y=tan x.
Find the exact value of tan (11π/4) using the unit circle.
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Find the exact value of tan (11π/4) using the unit circle. zero 1 -1 2
Given sinθ= -5/13 and π<θ<3π/2, what is the exact solution
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Given sinθ= -5/13 and π<θ<3π/2, what is the exact solution of sin 2θ?
Which of the following is equivalent to: tan (θ)/cos (θ) a
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Which of the following is equivalent to: tan (θ)/cos (θ) a) cos(θ)/cot (θ) b) csc(θ)/sin (θ) c) 1 d) sec (θ)/cot (θ)
Since the relationship sin²(x) + cos²(x) = 1 is correct, it
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Since the relationship sin²(x) + cos²(x) = 1 is correct, it stands to reason that sec²(x) + csc²(x) = 1 must also be correct. This statement is: a) True for all values of x b) Never true c) True for
The adjacent side of an unknown angle in a right triangle is
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The adjacent side of an unknown angle in a right triangle is half as long as the hypotenuse. What is the measure of this unknown angle? a) There is not enough information given to find the angle