7. sin² x-cos² x sinx+cosx = sin x - cos x

Q: Find the domain of the logarithmic function f(x) = log (7-3x)

A: the given logarithmic function  the log function is not define for the negative values hence…

Q: State the sum and difference formulas for the cosine. cos (x + y) = cos (x) cos (y) - sin (y) sin(x)…

A:

Q: 6) Use the properties of the trigonometric functions to simplify. (a) tan (t + 7) cos (t + 2π) - 9x…

A:

Q: Examine the following expressions: Number 1: sin(105 degrees) Number 2: cos(105 degrees) Number 3:…

A: The objective of this question is to calculate the exact values of the trigonometric functions…

Q: 4.) Given the vertical side is 9 m, and the horizontal side is 11 m, solve for the remaining sides…

A: Vertical side = 9 mHorizontal side = 11 m

Q: Find h as indicated in the figure. h= (Round to the nearest integer as needed.) 25.5° 435 58.2°

A: LetOA=435Angle(A)=58.2°Angle(O)=25.5°

Q: You are a helicopter pilot for a hospital in a big city. You get a call and need to help somebody…

A:

Q: A Ferris wheel at a carnival has a radius of  30  feet. Suppose a passenger is traveling at 7…

A: The objective of this question is to find the angular speed of the Ferris wheel in radians per…

Q: 16. On a little league baseball field, the pitcher stands 46 feet from home plate. There are 60 feet…

A: The pitcher stand  feet from home plate.The distance between the bases is  feet.We have to find the…

Q: Which of the following pairs of angles in the figure below, have same value for tangent? B a and p y…

A:

Q: Sketch  =θ−7π6  in standard position.

A: The objective of this question is to sketch the angle θ - 7π/6 in standard position. In…

Q: sec(-x)+ 2 sin(-x) = cos(x) z((x)-(x)) ('P e sin² (x) z(+(x)) = ((x)+(x) (

A:

Q: = (28, Add 37 +37 when p = (-79, 69) and = - 8)*

A:

Q: 1   2   3   4   5   6   7   8   9   10   11   12   13   14   15 Question…

A: The objective of this question is to find the length of the arc intercepted by a central angle of…

Q: Solution For 2a = 80⁰, sin(2a)=2sin(a)cos(a) cos(2a)= 1-2sin²(a)

A:

Q: 5 Jennifer boards a Ferris wheel which has a diameter of 140 meters. The center of the wheel is 75…

A: The Ferris wheel rotates at a rate of 2π/25 radians per minute. Since one revolution is equal to 2π…

Q: Find the exact value of the expression below. arccos[sin(-25)] 3

A: A=arccos⁡[sin⁡(−2π3)]

Q: For each expression, make sure you are in the correct calculator mode.Round your answers to the…

A: We have to find the value of the following expression:       Note: Here I take it as  as I am not…

Q: 12. If the functions y=sin x and y = cos x are both subjected to a horizontal compression by what 2…

A: We have given function  and Horizontal compression by .If both the functions and are subjected to…

Q: Calculate the distance between the two building corners Q and R and the perpendicular distance PS to…

A:

Q: Use Quotient and Reciprocal Identities to Evaluate the Expression: Find cosx if cotx=-7 and…

A: By using Quotient and Reciprocal identity to evaluate .

Q: The double-angle identities are used when we want to simplify a trig expression. Similarly, you can…

A:

Q: Solve the right triangle ABC, where C= 90°. Give angles in degrees and minutes. a = 18.9 cm, c =…

A:

Q: A ladder leans against the side of a house. The angle of elevation of the ladder is  68°  when the…

A: Solution of the above mentioned problem is provided below for further queries u may ask in comments…

Q: Solve the right triangle. A = a = C= (Round to four decimal places as needed.) cm (Round to three…

A:

Q: 4. The diagram is a rectangular prism. Let u AB, = AD and w = AE. Express each vector as a linear…

A: The diagram is a rectangular prism. Let .To express each of the following vectors as a linear…

Q: Let us decompose vector, a, into a sum of two orthogonal vectors, p and a, where p is the projection…

A: Given: To Find:To find a vector projection and a orthogonal component of vector .To verify the…

Q: 1. Explain the meaning of sin 30° =0.50000.

A:

Q: I don't understand how to find the answer. Please type your work clearly so that I can retrace the…

A: The objective of this question is to verify whether the given equation is a trigonometric identity.…

Q: Find the distance x rounded to the nearest tenth. B 70% 30° A X 8 ft. 20° 80% с D x = [ ? ] ft.…

A: The given figure

Q: Prove the identity 2 cos²x 1-cos²x 2 tan² x

A:

Q: Convert  23.98°  to degree-minute-second form. If necessary, round your answer to the nearest…

A: The objective of this question is to convert a decimal degree measurement into degrees, minutes, and…

Q: What is the direction of V? (8, 12)

A:

Q: Let θ be an angle in quadrant IIsuch that  sin θ = 4/5 .Find the exact values of  sec θ  and…

A: The objective of this question is to find the exact values of sec θ and tan θ given that θ is an…

Q: A utility pole is 7 m high. A cable is stretched from the top of the pole to a point in the ground…

A: Given the height of a utility pole distance between the bottom of the pole and a point on the ground

Q: (a) Find two more primitive Pythagorean triples (a, b, c) having c = a + 2.  (b) Find a primitive…

A:

Q: Please answer part g of the question

A: Given:a sinusoidal graph of a functionTo find:if the value of cosine model is reasonable or not

Q: 4. Two people are measuring a house using trigonometry and each take turns using the clinometer to…

A:

Q: Use a calculator to find a decimal approximation for the following trigonometric function. cot…

A:

Q: A circle has a radius of 3yd. A sector of the circle has a central angle of 150°. Find the area of…

A: The objective of this question is to find the area of a sector of a circle given the radius of the…

Q: A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 8° to…

A: A pilot flies in a straight path for 1h 30 min. She then makes a course correction, heading  to the…

Q: 4. Evaluate tan (4.3 – j1.1).

A: Given that, evaluate tan (4.3 - j1.1).

Q: 30° 60% 5"

A:

Q: Force F has coordinates of lbs and position vector r lies in the xz plane with components of ft.…

A: Force  has coordinates of  lbs and position vector  lies inthe xz plane with components of  ft.To…

Q: A sector of a circle of radius 1.5m has an area of 8 m2 . Find the central angle of the sector.   Do…

A: The objective of this question is to find the central angle of a sector of a circle given the radius…

Q: 1. Sen x + 2cos^2 x=1 Ecuación, encontrar valor de x

A:

Q: Let u = (2, -1) and w=(-4,5). Calculate 3u + 4w. (Give your answer in the form (*, *). Express…

A:

Q: tan 9π 28 1+ tan - 9π 28 tan tan π 14 π 14

A: 1+tan(289π​)⋅tan(14π​)tan(289π​)−tan(14π​)​=1Explanation:The given expression is…

Q: Suppose that A and B are angles in standard position. Use the given information to find (a) sin (A +…

A:

Q: Enter the number that belongs in the green box. 7 ?]° 4 8 Round to the nearest hundredth.

A: