8) Solve Systems of Equations using Matrices = 1 -1 Fomle da Mate 5x + y 9х + 3y d A13= det A 1 A = X A B %3D X3D = y

Q: Find the exact value. a. sin-1(sin 0.8) b. sin(sin-1 1.3) cos(cos-1 n) с. d. cos(cos-1 –0.4)

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Q: 3. A pole tilts towards the sun in an angle of 10° from the vertical and casts a 25 ft. shadow. The ...

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Q: Give the equivalent functions of the function given below. Trigonometric Function Equivalent Func...

A: Given:The equvilation function of the function.  

Q: An equilateral triangle has a length of 10 units. What is its area?

A: An equilateral triangle has a length of 10 units. What is its area?  Answer: Given side =10 units, W...

Q: 1 V5 e

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Q: Find the missing number in the proportion. 1/8=x/24 x=

A: Topic = Algebra

Q: csc- 3 %3D (Type 'sin', 'cos', 'tan', 'csc', 'sec', or 'cot'.)

A: To solve the given trigonometric problem. 

Q: 2. A cube of side length of 4 in is inscribed in a sphere as shown below. Find the surface area and ...

A: This question is based on mensuration.

Q: Find all solutions of the equation in the interval 0, 21). 2 cos0 +/3 = 0 Write your answer in radia...

A: Given query is to find the solution of the trigonometric expression.

Q: Find the exact value using double angle identities. 7 and z <0 < - 13. Find sin20 if cose = - 2

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Q: 4 3.- х+1 х2 — 1 х+2 х — 1 - | 3.

A: Solution 3: We need to perform operations on 4x+1+x+2x2-1+3x-1

Q: Conversion of Grads to Degrees, Mils and Radians Convert the following angles into their equivalent ...

A: Let's find. 

Q: The polar coordinates of a point are given. Find the rectangular coordinates of this point. () 5.2

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Q: Two ships leave port at 2 p.m. One is headed in the direction N 32 E and is traveling at 11.5 miles ...

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Q: (2x-=) -- Solve the equation in (0, 2x). sin 2x- 4

A: Given problem:-

Q: (d) a = 2.8, b = 2.4, A = 56° No triangle can be formed. One triangle can be formed. Two triangles c...

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Q: Find AB 91 3 A = -64. B% = -8-

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Q: 33)Angle of Depressian: Hroma 7 foot lifeguard tower of a 1ocased an the long Side po01,a lifeguaa r...

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Q: Write the expression as a product of trigonometric functions. sin 17° + sin (- 42°) sin 17° + sin (-...

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Q: The following problem involves directions in the form of bearing, which we defined in this section. ...

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Q: tan M = 0.23 Could ÐM be between 0° and 180°?

A: If y = tan x then x = tan-1y

Q: Find the Determinant 10 501 3) 5 25 Determinant %3D

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Q: Find all solutions to the equation. 2 cos 0 +/2 =0

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Q: Each edge of a cube is decreased by 1 inch. If the volume of the smaller cube is 37 cubic inches les...

A: Topic:- algebra

Q: HOMEWORK 10: 1. sin? 2x = 4 sin? x cos² x

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Q: What is the diameter ddd of the lake?

A: Follow the procedure given below.

Q: e lim tan(x).

A: The given limits,limx→π2-tan(x)limx→π2+tan(x)

Q: Given a trigonometric expression, cote + 1, determine its identity. O csce (cose + sin@) O No identi...

A: We will determine the identity of cotθ+1 in the following step.

Q: What is the exact value of cos(495°)? A 3 2 2 D 2 2. wish B

A: All trigonometry ratios change at 90° and 270°. In second quadrant , sine and cosine are positive.

Q: N Find the exact value of the expression given below. cos 12 5n cos 12 (Simplify your answer, includ...

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Q: a) Which of the following trig formula would you use; SOH CAH TOA, Sine Law or Cosine Law for the fo...

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Q: Determine the amplitude, period, quater period, and phase shift. Then, graph one period of the funct...

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Q: The rectangular coordinates of a point are given. Find the polar coordinates (r,0) of this point wit...

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Q: Prove each of the following using identities, showing all work in the process: A.) cos(x+pi/3) + si...

A: Given: (1)  cosx+ π3+ sinx-π 6 = 0 (2)  cos4x - sin4x  = cos(2x)  

Q: In triangle ABC, C = 70°, B= 60°, and a = 4 m. What is the length of side c? A) 4.91 m B) 3.89 m C) ...

A: By using sine rules:-

Q: Find: TxxTyrTxy,Tzy TEx iTyx, Txx,Tz Tzz T yy, Txz, TyZ T tanh (x+램+32)

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for yo...

Q: Each tire of an automobile has a radius of 1.25 feet. How many revolutions per minute (rpm) does a t...

A: Given radius of the tire is 1.25 ftTraveling speed =77 feet/ secwe need to find the revolution pe mi...

Q: 2. What function is being represented by the graph below: O f(0) = – tan(20) + 1 %3D O (0) = tan(+0)...

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Q: Establish the identity. CoS ++ sin 0 Choose the sequence of steps below that verifies the identity. ...

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Q: Simplify. cosx sinx+ cos'x Use algebra and the fundamental trigonometric identities. Your answer sho...

A: We will simplify the given trigonometric expression in the following step.

Q: (99) Sin (2 sec)

A: Topic:- trigonometry ratios

Q: 17.7cm The diagram shows a sector, POR, of a circle, centre O, with radius 8 cm and sector angle rad...

A: We have to find area of shaded region (RPQ)

Q: solve: ∫(x2-2x+1)/(x2-2x-3)5/2 dx

A: NOTE: Refresh your page if you can't see any equations. . ..................(1)

Q: What is the value of f? * (g-86) (6f)° 45° (e - 27)° d° 15

A: Given query is to find the the value of f 

Q: Solve the equation on the interval 0s0<2x. 3 sin 0+7 sin 0 +4=0 What is the solution in the interval...

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Q: 5. A scientist wants to know the radius of a huge round crater caused by an asteroid that hit the ea...

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Q: For the force P in Fig. determine the components Pi and Paif the former is directed 80 deg from the ...

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Q: Solve the multiple-angle equation. (Enter your answers as a comma-separated list. Use n as an arbitr...

A: The given equation is: 2sinx4+3=0...(1)

Q: Let cos x = - with x in QIV and find the following. 8 cot 2x

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Q: Sketch a graph of y = tan x, y = cot x, y = sec x and y = csc x from x = 0 to x = 2T1. Label the axe...

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