8. a) Draw a right isosceles triangle. b) Calculate the sine and cosine ratios for one of the acute angles. Explain your results.

Q: (1) Simplify the following expressions using the index rules showing all working. The final…

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Q: What is the area of a sector when 0 = 11 radians and r = 6? 18

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Q: 52. Variable Stars Astronomers believe that the radius of a variable star increases and decreases…

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Q: Elliana spent 32 dollars at an Arcade for admission and playing games. If she paid $5 for admission,…

A: Elliana spent 32 $ at an Arcade for admission and playing games. She paid $5 for admission.

Q: Consider sec(-5-7x) = 23³. We wish to determine all solutions for this problem. First solve the…

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Q: Given 0° 0 < 360°, solve cos² 0-1=0.

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Q: y sin. 3 2 1 3 6 9 12 15

A: Find x-intercept

Q: 10 11 12 20 20 √69 12 30 √69 35 10 15°

A: 10)  a=20b=12c=35

Q: Find all solutions of the equation in the interval [0, 2x). 2 sinx+ sin 2x=0 Write your answer in…

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Q: Solve the equation for all degree solutions and if  0° ≤ (theta) < 360°.  Do not use a calculator.…

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Q: there

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Q: Analyze this sequence: 11, -33, 99, -297, 891    Please write the recursive function for the above…

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Q: Find the exact value of the trigonometric function. (If an answer is undefined, enter UNDEFINED.)…

A: Find the exact value of the trigonometric function. (If an answer is undefined, enter UNDEFINED.)…

Q: The ratio identity for tangent = sine / Blank 1 Blank 1 Add your answer Question 5 The ratio…

A: Given query is to find the ratio of tangent and cotangent.

Q: 0 9 X

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Q: Let (-sq. rt 5, -2) be a point on the terminal side of θ. Find the exact values of: a. cosθ b.…

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Q: 1. Plot the function f(x)==-2 sin(x) and find the minimum of the function within the interval of [0…

A: The given function is : f(x)=x210-2 sinx

Q: 2/5 8 2/5 ✓

A: Given query is to find the equation of the graph.

Q: determine the equation of the ellipse with center (-4,-9) horzontal major axis of 12.

A: We know equation of ellipse with horizontal major axis is  x-c12a2+y-c22b2=1 where length of…

Q: For each function, factor each and find the zeros (state the multiplicity of any repeated zeros…

A: We can solve this as follows:

Q: The figure displays a unit circle and an angle of 1 radian. The tick marks on the circle are spaced…

A: Given  Sine is -0.65 Let us say angle in degree is x Sin x = -0.65

Q: Find sin 2x, cos2x, and tan 2x if cosx=- sin 2x = cos2x = tan 2x = 0 8 √13 X and x terminates in…

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Q: 4. In AABC, LA is obtuse, LC = 15°, c = 3.0 cm, = 4.7 cm. Determine the measure of LA and a = to the…

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Q: What is the value of cot 240°? O 1.73 O-1.73 O 0.58 O-0.58

A: Formula cot(270-θ)=tanθ

Q: The daily rates of a sample of eight employee at POL Corp. are $550, $420, $560, $500, $700, $670,…

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Q: Graph one complete cycle only of the function y = sec (+) Your graph should clearly indicate…

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Q: 5. Are these two triangles similar? Explain how you know. 7.26 cm с 3.63 cm 7.31 cm 11.36 cm 5.68 cm…

A: For a similar triangle

Q: Use the formulas for lowering powers to rewrite the expression in terms of the first power of…

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Q: (3) If cos(0) = 1 and is in the third quadrant find sin(0) and tan(0). (Remember to use: sin²(x) +…

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Q: Suppose x=2 in the figure, which is not drawn to scale. Use trigonometric ratios to find the…

A: To write down the given terms in terms of theta.

Q: Find all solutions of the equation in the interval [0,2pi).       4sinx= -cos^2x+1 Write your…

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Q: For sin a = -3,RL 4 compute sin (a + B). LaL 3 H 2 л and cos B = 3 4BL 27, 7 2 Done

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Q: The function h(x) is given in the table below. Which of the following choices shows the average rate…

A: Our Aim is to find the average rate of change of the function h(x) overthe interval 2≤x≤6.

Q: A short-wave radio antenna is supported by two guy wires, 165 ft and 205 ft long. Each wire is…

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Q: divide (m4 - 10m3 + 12m2 + 21m + 23) ̧(m - 3)

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Q: Solve for A in the following Trigonometric equations 0 ≤ A ≤ 360° 1.) 4 cos A = sec A 2.) 3 cot ² A…

A: We can answer all the three subpart questions in the below steps using the trignometric identities.

Q: Find the equation of the linear function represented by the table below in slope- intercept form. X…

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Q: Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round…

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Q: I. Find the derivative of the following inverse trigonometric functions. 4. y = (x − 1)V2x − x2 +…

A: y=x-12x-x2+arcsinx-1

Q: sin(2a) sin(a) cos(2a) cos(a) = sec(a).

A: Given  sin2αsinα-cos2αcosα=secα

Q: Solve cos(4x) = . Solve the equation for x without evaluating the inverse function. (Your answer…

A: We need to solve trigonometric problem.

Q: Consider a triangle ABC like the one below. Suppose that b=46, c=51, and B=32°. (The figure is not…

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Q: 7. A 3.6 m ladder is leaning against a wall, with its base 2 m from the wall. a) Draw a scale…

A: QUESTION - 7. A 3.6 m ladder is leaning against a wall, with its base 2 m from the wall.   a) Draw a…

Q: Three graphs are given below. For each, choose its equation from the following. y = tanx y = cot(x +…

A: Please see the below picture for detailed solution.

Q: Use the unit circle, reflection, and symmetry to determine the angle that corresponds to the given…

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Q: The angle theta is in quadrant three and Cos theta equals -2 over root five. point D lies on the…

A: We use cosθ=-Base Hypotenuse , in III quadrant  Pythagoras theorem ⇒Hypotenuse2=Perpendicular2+Base2

Q: identify the argument of the function sin(x + pi/4)

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Q: A rectangular pool garden measures 21 meters by 34 meters and has a cement walkway around its…

A: length of garden=34m length of garden and walkway = w+34+w = 34+2w

Q: plest form, of the function over the interval 6 ≤ x ≤ 30. 8 0 6 12 18 24 30 f(x) 7 16 25 34 43 52

A: Given query is to find average rate of change

Q: 12. An environmental club is designing a logo using triangles, as shown A at the right. If the top…

A: Given query is to find the perimeter of the logo. We