Estimate ? if cos ? = −0.7 and 0 ≤ ? < 2?. (Enter your answers as a comma-separated list. Round your answers to one decimal place.) ? =     rad

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Q: 2 =, where 0 < A < , what is the value of cos 4? 2 18+6/5 6. 18+6/5 18–6/5 6. V18-6/5 6

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Q: a) Convert into degrees. 3 3 degrees b) In which quadrant is the angle located? 3 Quadrant I Quadran...

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Q: 3. А%3D 38° 20° х%3D 12.70 cm у,г, в 4. А%3D 48° 40° у%3D 21.00 ст х,г, В 5. х%3D 18.19 ст у %3D 11....

A: NOTE: Refresh your page if you can't see any equations. . here we have . for a triangle, the sum...

Q: 2. M. 3. %24

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Q: Use the information given below to find sin (a-B). 4 with a in quadrant I 3' tan a= cos B= 3 with B ...

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Q: 38. Given that the perimeter of a triangle is 147. If the angles of the triangle are in the ratio 5:...

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Q: 24 and sin a = 25 4 Suppose sin(a + B) = - --. 5 If P(a + B) is in QII and P(a) is in QIV, then sin ...

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Q: 2 O is in QI. 3 Given: cos 6 What is the value of cos(20)? 1 4 -- - 9. 0 4 - 6. o 1 - 9.

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Q: What is the length of the transverse axis of the hyperbola whose foci are (0, -5) and (0,5) , and wh...

A: The foci of Hyperbola are:   (0, -5)  and  (0, 5). Length of transverse axis of Hyperbola is:  2a Le...

Q: tan(2x) = O cos(4x) – 1 sin(4x) COS O 1+ cos(4) sin(4x) O 1- cos(2) sin(2x) sin(4x) 1+ cos(4x)

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Q: 1. Which is the value of sin? 51° + cos? 51°? undefined O 1 O -1

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Q: Which angle is the included angle between the sides XY and YZ of ∆XYZ?

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Q: If x2 y? z=54, xy? z²=36, x² yz?=4, x² yz?=4, then find X+y+z.

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Q: Find a positive angle less than 2n that is coterminal with the given angle. 150

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Q: In the interval 0 < x < 2T, for what value of x does sin x = cos x? - only 4 - 57 T and 4 - 4 .and -...

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Q: Find the unit vector u in the direction of the vector v = (-6, 2). | Type your answer in component f...

A: v¯=-6,2v¯=-6i+2j|v¯| =(-6)2+22=36+4=40|v¯|=210  

Q: If ö1 = - 9i- 2j and v2 = - 4i +93, then find - 971 + 302. %3D Type your answer as a linear combinat...

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Q: 4. Given 0 < 0 < 2n, solve 2 csc x = 3 csc 0 – csc 0 sin 0. 2

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Q: solve the triangle a=19, b=16, c=11

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Q: Which one is the correct expansion of cos 60?

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Q: solve the triangle B= 25,a=5, c=6

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Q: Find the solution of the equation in the interval U <x 2 cos? x - 5 cos x = 3 COS

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Q: Convert the following angle in degrees to radians. 99° 99° = 1.7 radians (Simplify your answer. Type...

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