1) we know that 3.1416 radian = 180°
So 2 radian = (2/3.1416)*180° = 114.59°
2)
Let, x^3 = 1
Then
x^3 - 1 = 0
Or, (x-1)(x^2+x+1) = 0
So, x -1 = 0 or, x^2 + x +1 = 0
So, x = 1 , -1/2 + √3i/2 , -1/2 - √3i/2
These are the cube root of 1
1- 2- Question 28 Convert the radian measure to degrees. Give answer using decimal degrees to...
1- 2- Question 28 3.03 pts Convert the radian measure to degrees. Give answer using decimal degrees to the nearest hundredth. Use 3.1416 for T. 2 115.09 228.689 114.59 229.18 Question 29 3.03 pts Solve the problem. A wheel is rotating at 7 radians/sec, and the wheel has a 44-inch diameter. To the nearest foot, what is the speed of a point on the rim in ft/min? 760ft/min 775 ft/min 770 ft/min 765 ft/min
Convert the radian measure to degrees. 211 o 211 20 (Type an integer or a decimal.) 20
is equivalent to how many 1. a) Convert 60° to radian measure. b) An angle degrees? 2. A wheel rotates with a constant angular acceleration of 3.50 rad/s. If the angular speed of the wheel is 2.00 rad/s when the motion started. (a) Through what angle does the wheel rotate in 2.00 s?! (6) What is the angular speed at t = 2.00 s?
Find all real numbers in the interval [0, 2) that satisfy the equation. Use radian measure. 5 sin?x- sin x= cos²x The solution set is. (Round to the nearest tenth as needed. Use a comma to separate answers as needed.) Enter your answer in the answer box and then click Check Answer
1- 2- D Question 27 The graph of a polar equation is given. Select the polar equation for the graph. -4 sine -4cos e rsin-2 Or--2 Question 30 Find all specified roots. Cube roots of 1. 1. - 1.1
Question 12 > Find all complex cube roots of 1-i. Give your answers in a + bi form, separated by commas. *** round to 2 decimal places Question Help: Video Written Example Message instructor Submit Question x Question 11 > Score on last try: 0 of 1 pts. See Details for more. > Next question You can retry this question below Calculate (2 + i). Give your answer in a + bi form 512 + i I x Question 10...
1- 2- Question 2 Convert the degree measure to radians. Leave answer as a multiple of 11 -270° 3 0-31 D Question 3 Solve the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate B = 44,90 C = 114.6° b=48 A-20.5. - 25.8.c - 63.8 A-20.5. - 23.8,c-618 A-18.5.a - 61.8.c - 23.8 A-18.5, -63.8,c - 25.8
+.UT Find all real numbers in the interval [0.21) that satisfy the equation. Use radian measure. sin x cos WI + cos x sin V2 2 3 The solution set is O. (Simplify your answer. Type an exact answer, using a as needed. Use integers or fractions for any numbers in
Find all the complex roots. Leave your answer in polar form with the argument in degrees. The complex cube roots of 1 + 1. zo= cos + i sin º) (Simplify your answer, including any radicals. Type an exact answer, using radicals as needed. Type any angle measures in degrees.) 21 = (cos + i sin ) (Simplify your answer, including any radicals. Type an exact answer, using radicals as needed. Type any angle measures in degrees.) 22= cos º...
25 Convert the fraction to an equivalent percentage. Report exact answer (give all decimal places without rounding) 25 = % (do not enter the % sign) License Points possible: 2 This is attempt 1 of 3. Post this question to forum Submit