1024 (cos 250° +i sin 250°) Enter the first root below and the remainder of the roots on your scratch paper. The first root is ( cos degrees + i sin degrees). There will be a total of root(s). The remainder of the roots are listed on my scratch paper. Submit Answer

Q: 2. Given tane = -√√3, 90° ≤ ≤ 180°, the exact value of sine can be written in the form √a b value of…

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Q: I solved 4 cos2 x = 5 - 4 sin x by working independently with the left side, applying a Pythagorean…

A: Given: 4cos2x=5-4sinx we know that cos2x=1-sin2x                                         ..1

Q: (9.6C) Use the half-angle formulas to find the exact value of each expression. 5. sin22.5° 97 6. tan…

A: The Half angle formula is given by sinθ2=1-cosθ2, tanθ2=sinθ1+cosθ and cosθ2=1+cosθ2.

Q: Divide. 117 9(cos( 117 6 6 cos Enter your answer by filling in the boxes. Enter the all values as…

A: given,     9cos11π6+isin11π633cosπ4+isinπ4

Q: Simplify the expression square root of 25-x^2 as much as possible after substituting 5sin theta for…

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Q: Find all solutions in the interval  0° ≤ θ < 360°.  If rounding is necessary, round to the nearest…

A: Given: 4 cos 2θ + 2 sin θ = 1, and the interval 0° ≤ θ &lt; 360°.

Q: Find the exact value of the expression. Not a deimal. Sin^-1 ( cos 2Pi/3 )

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Q: 1. Convert 23π/6 into degrees and find the value in terms of the sine function. 2. What is the…

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Q: Use an Addition or Subtraction Formula to simplify the equation. sin(3θ) cos(θ) − cos(3θ) sin(θ) = 0…

A: Given expression;

Q: Use a calculator to evaluate the expression. sin 249°cos 159° - cos 249°sin 159° sin 249°cos 159° -…

A: Solution:

Q: Find all solutions in the interval  0° ≤ θ < 360°.  If rounding is necessary, round to the nearest…

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Q: Find all solutions in the interval  0° ≤ theta < 360°.  If rounding is necessary, round to the…

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Q: Use an Addition or Subtraction Formula to simplify the equation. sin(0) cos(30) + cos(0) sin(30) = 0…

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Q: Find the value of cos (570)sin (510) + sin (- 330)cos (- 390)

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Q: If 8 is in the third quadrant and sin 8 = -3, what is cos(0)? 5' Determine your answer without using…

A: Topic = Trigonometry

Q: find the exact value of cos 227 cos 107 + sin 227 sin 167 by using the formula for cos ( a-b)

A: We know the formula of  Cos ( a- b)     Cos(a-b) = cos(a). Cos(b) + Sin(a). Sin(b)

Q: Find the exact value of the expression. Not a decimal.  Sec [sin ^-1 (2 square root of 5/7)]

A: secsin-1257

Q: 8. Find the exact value of the expression. Do not use a calculator. sin 45° cos 60°

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Q: Give the exact value of the expression without using a calculator. 15 - 1 tan - 1 + tan Cos 8 12 15…

A: By using  tan-1 x + tan-1 y = tan-1 {(x+y)/(1-xy)}

Q: Find the exact value of the expression. 8 sin sin -* cos 17 13 8 + CoS 17 sin sin -1 13 (Simplify…

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Q: sin (30)cos (32) %3D

A: Topic = Trigonometry    using formulascos 2x = 1-2 sin2xcos 2x = 2 cos2x - 1

Q: Multiply: 7(cos 45° + i sin 45°) and 8(cos 15° + i sin 15°)

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Q: Use an addition or subtraction formula to find the exact value of sin165

A: sin(A+B)=sin A cos B + cos A sinB

Q: Determine cos-(sin n) if n = 630°. %3D Do not enter the ° symbol. Provide your answer below:

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Q: Find the exact value of each expression. (a)     cos(120° + 45°)   (b)     cos 120° + cos 45°

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Q: Find the exact value of the expression sin π/3 cos π - cos π/3 sin 3π/2. Write the answer as a…

A: Given expression, sinπ3cosπ-cosπ3sin3π2

Q: Use an Addition or Subtraction Formula to simplify the equation. cos(0) cos(28) + sin(8) sin(20) =,…

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Q: Give the exact value of the expression without using a calculator. cos ( tan -(-6) cos (tan -(-6) =…

A: Cos ( tan -1 (-6) )

Q: cos(cos"(-) 7 8. COS[ COS

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Q: Find the exact value of each expression, if it is defined. (If an answer is undefined, enter…

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Q: Determine whether the positive or negative square root should be selected. 1+ cos 45° cos 22.5° = ±…

A: topic- trigonometric functions

Q: Find the exact value of the expression sin 17π/3 cos 5π/4 + cos 17π/3 sin 5π /4. Write the answer as…

A: Let the given expression be y - y = sin17π3cos5π4+cos17π3sin5π4Let,A = 17π3B = 5π4Then, y becomes -…

Q: Using the sum and difference of cosines formula, find the exact value of cos (5). 12 Enclose…

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Q: State the value of each ratio exactly. sin225°

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Q: Use an Addition or Subtraction Formula to simplify the equation. sin(2Theta) cos(Theta) −…

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Q: Evaluate the expression sin - Cos 3 Give answer as an exact value

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Q: Find the exact value of the given expression without using a calculator. 13л cos 6 ..... 13л…

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Q: Simplify the expression by first substituting values from the table of exact values and then…

A: Given 8 cos 30°2We simplify the expression by first substituting values from table of exact values…

Q: 9 (cos 20° + i sin 20°) · 4 (cos 113° + i sin 113°) Leave your final answer in Trig Form.

A: The sum rule of cos and sin are: cos(A-B)=cosAcosB+sinAsinBsin(A+B)=sinAcosB+sinBcosA The given…

Q: cos 70 +i sin 70 b). cos 20-isin 20

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Q: 5. What expression is equivalent to 1+tanotan26? A. sin20 B. cos20 C. cot20 D. sec20

A: Given: y=1+tanθtan2θ We know that tan2x=2tanx1-tan2x…

Q: Find the exact value of the expression. sin (5°) cos (55°)+ cos (5°) sin (55°) CoS sin (5°) cos…

A: sin(5°)*cos(55°) + cos(55°)*sin(5°) = ?

Q: Find the exact value of each expression by applying trig formulas (Addition and Subtraction…

A: Please see the answer below.

Q: Use an Addition or Subtraction Formula to simplify the equation. sin 20 cos 0 - cos 20 sin 0 = 1…

A: To use addition or subtraction formula to simplify the equation- sin2θcosθ-cos2θsinθ=12 To find the…

Q: Express the given sum or difference as a product of sines and/or cosines. cos 0+ cos 90 cos 0+ cos…

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Q: Give the exact value of the expression without using a calculator. 3 - 1 7 + tan 4 12 cos tan 3 +…

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Q: Find the exact value of each expression by applying trig formulas (Addition and Subtraction…

A: We have to find the exact values.