The tangent of an obtuse angle is. Calculate the cosine of this angle to 4 decimal places.

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A: Given,           a=2.14 mi, b=3.3 mi and ∠C=41.4°To find : Find c.

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A: NOTE: Refresh your page if you can't see any equations. . here we have B=24 C=73 b=15 here 2 angles…

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A: A CD has diameter of 120 millimeters. When playing audio, the angular speed varies to keep the…

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Q: 19. Vertices: (0, ±4); passes through the point (3, 1)

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Q: 3) Let a = 3i, b = i + j. Find 5a + b. A) 11i + j B) i+ 16j 4) Let a =(3, 8), b = (-5,9). Find a +…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

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Q: x1 = 2 cost 3π t x₂ = 4 sin to x3 = π cos (π - 3 t) COS COS to

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Q: Please answer correctly for a thumbs up, thank you

A: We will find the required.

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Q: five trigonometric function if tan 0 = 3/4 land T ≤ 0 < OTT псасап

A: Given :- tanθ=34 ,π&lt;θ&lt;2π

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Q: -w #43 Let n», ², a; >0, 5=1,2,... and a₁ + a₂+...+ an = 1 Prove that a, a ₂ 2-92- + 4 + an 2-an 7…

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A: To find the value of theta.

Q: 3. Given that sin(x) = and 0 ≤ x ≤ find the exact values in terms of 4 of sec(2x) + cot (x). You do…

A: NOTE: Refresh your page if you can't see any equations. .

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Q: Let u be the vector with initial point P(5, -1) and terminal point Q(-8, 3). (a) Graph u in the…

A: According to question,Given Points,Initial point : 5, -1Terminal Point : -8, 3

Q: For the 83. csc² x - 3csc x-4=0 ns exact

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Q: De Moivre’s Theorem  find the indicated roots. Write the answer in trigonometric form. 57) The…

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Q: If 0 < x < 27, find all values of that satisfy the equation Enter an exact answer, in terms of .…

A: here given that cos3(-x)tan2x + cos3(-x) =(√3)/2 taking common cos3(-x) we get cos3(-x)[tan2x+1]…

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