4 Given: tana: -3 Find the exact value using the difference ID for sine. 1. == and a lies in Quad II and cos 3 = sin (a-B) α -40 and ß lies in Quad III 41 (US) 200 Label both right triangles correctly! B

Q: Find two square roots for the following complex number. Leave your answers in trigonometric form. 49…

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Q: Solve the triangle. a = || C= O O A 15. 30° 27 ed B

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Q: Verify the identity. tan² (u) - sin²(u) = tan² (u) sin²(u) sin²(u) tan² (u) sin²(u) = = = sin²(u)-(…

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Q: The exact radian measure of 220⁰ is: 2πT a) ² 9 13π 18 a) 1 21π 18 Given that secx = −√√2 and x lies…

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Q: Solve the equation for x, where x is restricted to the given interval. (3) y = 5 cot 4x, for x in 0.…

A: The given equation is  and  in .The aim is to solve the equation for .

Q: a tower leans at an angle of about 84.7 the figure shows that 165 ft from the base of the tieer the…

A: a tower leans at an angle of about 84.7 the figure shows that 165 ft from the base of the tower the…

Q: Use the Law of Cosines to find the remaining side(s) and angle(s), if possible. a = 5, b = 12, c =…

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Q: Prove the identity tanx(cotx + tanx) = sec²x. Show all your steps, stating which identities you are…

A: tan⁡x(cot⁡x+tan⁡x)=sec2⁡x

Q: A bridge is to be built across a small lake from a gazebo to a dock. The bearing from the gazebo to…

A: The figure

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Q: Use a double-angle formula to find the exact value of the given expression. 1-2 sin ²22.5°

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Q: In a GP the T3 is 12  and the T8 is 384. Find the first term, the common ration and the 15th term.

A: we are given the third term and eighth term of the GP and we need to find out the first term, the…

Q: x 2. -4 x

A: Note:-As per your demand we solve question 2 for you The given figure is

Q: Perform the indicated operation. (6+71)² (6+71)² =

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Q: Plot the points with polar coordinates (2, 1) and (-4,-2) using the pencil. 210 210 216 Film E

A: Consider the polar coordinates

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Q: Find the measures of the sides and angles. Round angle measures to the nearest tenth of a degree.…

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Q: Use the Law of Cosines to determine the indicated angle 8. (Assume a = 64.01, b = 38.99, and c =…

A: Consider the triangle

Q: Sin (0+π/2)=cose

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Q: Given cos(α)=7/9 and α is in quadrant IV, find the exact value of cos(α/2).

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Q: Use a double-angle identity to find the exact value of the given expression. 2 tan 22.5° 1- tan…

A: 2 tan(22.5°)/[1 - tan222.5°]

Q: Calculate the magnitude of vector u =  <3, 4> .

A: The objective of this question is to calculate the magnitude of a vector. The magnitude of a vector…

Q: Average Temperatures Let the monthly average high temperature y in degrees Fahrenheit at a location…

A: Solution-Y=15sin(π/6(x-4))+60

Q: 20. a = (3,2), b = (-2, -3)

A: 20.Consider

Q: Express the following as an algebraic function of x. cos (cos' (x) - sin(x))

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Q: Find the exact value of the following. sin(75°) =

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Q: Exercises 1-4: Use the graphical representation of v to complete the following. (a) Estimate integer…

A: First we need to locate the point on the graph :-

Q: Prove the identity. sin (x+y) cosx-cos (x+y) sinx = siny Note that each Statement must be based on a…

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Q: 3) Find side a in the following oblique triangle. A 18 cm 15 cm 279 B

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Q: Find the length s of the arc of a circle of radius 42 feet subtended by the central angle 1/7 radian

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Q: i do not know how to do this

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Q: 13. Use the circles below to illustrate the solution to the equation sin(cos(2x)) = (Hint: There are…

A: We have to solve the following equationsin(cos(2x)) = 3/4

Q: Find the exact value of the trigonometric function of 0 from the given information. cot 0= -5,0 in…

A: Solution is following in explanation step.

Q: Prove the identity. 6(tan(x) cot(x)) tan²(x) - cot²(x) Factor the denominator and then simplify. = =…

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Q: Can you make me a triangle drawing proving that?

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Q: evaluate cos(sin-1(1/7pi))

A: The given expression is .The aim is to evaluate the given expression.Formula used:.

Q: Use one or more of the six sum and difference identities to find the exact value of the expression.…

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Q: evaluate cos-1(cos(80 degrees))=

A: The objective of the question is to evaluate the expression cos^-1(cos(80 degrees)).

Q: In an AP the 8th Term is twice the 3rd Term and the 12th Term is 112. What is the sum of the first…

A: Explaination of the answer is as follows

Q: To approximate the length of a marsh, a surveyor walks x = 390 meters from point A to point B. Then,…

A: Formual for law of cosine is given as follows Where  is the angle between the side a and b

Q: Create a polynomial N (x) such that it is at least degree 4 and cannot be fully factored. Show…

A: To create a polynomial N (x) such that it is at least degree 4 and cannot be fully factored.

Q: 5. Evaluate angle 0 to the nearest degree 0° ≤ 0 ≤ 90°, sin 0=0.7563_0= 6. Evaluate angle 0 to the…

A: 5. sin (theta) = 0.7563 theta =arcsin(0.7563)Therefore theta = 49°  (round to nearest deg)

Q: Find the measurement of DE

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Q: Find the exact value of the expression. π 2 + tan

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Q: tan theta cos^2 theta = (2tan theta cos^2 theta - tan theta)/(1 - tan^2 theta

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Q: A 110-foot vertical tower is to be erected on the side of a hill that makes a 6° angle with the…

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Q: While fishing on a lake, the fisherman looks up at a cliff. His boat is 35 ft. from the base of the…

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Q: C A 15° 120 ft B

A: In right angle triangle, the tangent of an angle is the length of the opposite side divided by the…

Q: A 24-foot ladder is resting against a wall of a building in such a way that the top of the ladder is…

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