Basic Math question and answers for March 20, 2024
- Q 7 10 points Find the all solutions of this equation in the interval 0 2 2 tan 0 3 tan 0
- Q Find all solutions (in radians) of the given equation on the interval [0,2n) * (5 Points)3+9 cosx = 5 sin? x?67-cos-(); 7+ cos; ?-4/5;-1;??; cos (4/5)None of these expressionsI don't...
- Q Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answers using interval notation. If an answer does not exist, enter DNE.)y = 7x-5...
- Q A trigonometric function of the form f(x) = a sin(x) + c has a maximum at 6.5 and a minimum at 2.5. The function would be:a) f(x) = sin(x) +9b)...
- Q Determine the length of the curver = 4(1-sin(?)).A) 32 unitsB 24 unitsC 36 unitsD) 30 units
- Q Find the area of the region bounded by the curve r = a(1 - sin?).(A) 3a?(B) 32/3.a?(C) 3/2a?(D) 2a?
- Q Determine the length of curve r = a cos(?).A) 3?/2 unitsB) a? unitsC) 2a? unitsD) ?/2 units
- Q Use the Law of Cosines to solve the triangle. Round your answers to two decimal places.B = 119 30', a = 31, c = 31
- Q Write the expression in rectangular form, x + yi, and in exponential form, re^i?[2(cos 3?/8+ i sin 3?/8)]^4The rectangular form of the given expression is__and the exponential form of the...
- Q Find and graph the odd and even part of the following signal.When A=5g(t) = (n + 2t) Cos (2?/A t)
- Q Because the values of circular functions repeat every 21, they are used to describe things that repeat periodically. For example, the maximum afternoon temperature in a given city might bemodeled...
- Q Find the exact values of s in the interval [0,2?) that satisfy the given condition sin^2 s= 3/4s=(Use a comma to separate answers as needed. Simplify your answers. Type exact...
- Q For the value of s below, use a calculator to find sin s and cos s and then use the results to decide in which quadrant an angle of s...
- Q Solve the equation on the interval [0,2?).(tan ?-1)( cos ? + 1) = 0Select the correct choice below and fill in any answer boxes in your choice.A. ?=(Simplify your answer....
- Q Solve the equation on the interval [0, 2?).2 sin ^2?-3 sin? +1=0What is the solution in the interval [0, 2?)? Select the correct choice and fill in any answer boxes...
- Q x = sin ? cos ? and y = sin ? + cos ? are satisfied by which one of the following equations?(a) y - 2x = 1(b) y +...
- Q Prove the identity (1/1-cosx) + (1/1+cosx) = 2csc^2x
- Q Solve for x in the interval 0 ? x ? 2?2 sin x +1 = csc x
- Q The height of a rider on a Ferris wheel, in metres, can be modelled by the function;h(x)=9sin(x 90)+10, where x is the rotation angle, in degrees, that you're on the...
- Q A geologist wants to measure the diameter of a crater. From her camp, it is 5 miles to the northernmost point of the crater and 3 miles to the southernmost...
- Q Express the given sum as a product of sines and/or cosines.cosx/2 + cos19x/2
- Q Solve these equations algebraically. Find all solutions of each equation on the interval (0,2?). Give exact answers when possible. Round approximate answers to the nearest hundredth.4 sin^2 x - sin...
- Q IF 0 = arccos(-2/3), then(a)cos?=-2/3 and -3?/2< ? < -?
- Q In which quadrants is tan x = sin x/?(1-sin x)?(A) I, II(B) I, III(C)I, IV(D) All Quadrants
- Q Find all the square roots of the complex number -3 - 2i.Write the square roots in trigonometric form, r(cos?+ i sin ?), with the smaller angle first.Give your angles in...
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