Inverse Trigonometric functions Questions and Answers

The real income effect states that at higher prices consumers will have reduced purchasing power resulting in a lesser demand at infinite prices consumers will have increased purchasing power resulting in a greater demand at higher prices consumers will have reduced purchasing power resulting in a greater demand at higher prices consumers will have increased purchasing power resulting in a lesser demand

The following expression can be written as which algebraic expression in x? cos(cot-¹(x)) √1-x^2 / x √1+x^2 / x x/ √1-x ^2 None of these expressions I don't know.

Consider the following. 3 + 4/ 1-√3i (a) Write the trigonometric forms of the complex numbers. (Let 0 ≤ 0 < 2. Round your angles to three decimal places.) 3+4i= 1-√3i = (b) Perform the indicated operation using the trigonometric forms. (Let 0 ≤ 0 < 2. Round your angles to three decimal places.) (c) Perform the indicated operation using the standard forms, and check your result with that of part (b). (Round all numerical values to three decimal places.)

Evaluate the following expressions. Your answer must be an angle in radians and in the interval [-π/2, π/2] (a) sin-¹ (√2/2) = _________ (b) sin-¹ (-√2/2) = _________ (c) sin-¹ (-√3/2) = __________

Evaluate the expression sin-¹(cos(π/3)) Give your answer as an exact value

(a) sin(5π/3) (b) arctan(-√2/2) (c) arccos(cos(π/5))

IF θ = arccos 3/5, a. then cos θ = 3/5 and 0 < θ < π/2 b. then cos θ = 3/5 and 3π/2 < θ < 2π c. then cos θ = 3/5 and θ terminates in QIV d. then cos θ = 3/5 and π/2 < θ < π

Find the inverse Laplace transform, y(t), of the function Y(s) = 24/(s+5) + 7/(s²+49)

Law of cosines: a²=b²+ c²-2bccos(A) Find the measure of ∠Q, the smallest angle in a triangle whose sides have lengths 4, 5, and 6. Round the measure to the nearest whole degree. 34° 41° 51° 56°

Reduce the equation to standard form, plot the vertex, focus ends of latus rectum. Find the equation of the directrix and trace the parabola. a. y^2 + 20y - 10 = 0 b. 4x^2 + 4x 24y + 370

Choose all solutions to the equation. Use Capital Letters ONLY. If you choose more than one letters, please arrange them in alphabetical order, please. If tan A = √3, then A) A= π/3 + 2kπ; k: integer OR B) A= ± π/3+ kπ, k;π integer OR C) A=π/3+ kπ; k: Integers. D) A = arctan √3+kπ, k: integer OR E) A= ± arctan √3+2kπ, k: integer A) A,C,E B) A,C,D C) B D) E

Find the EXACT value of the real number y, if it exists. y = cot ¹(-1)

Find the exact value of the expression. sin ^-1 √2/2 π/4 2π/3 3π/4 π/3

Use a sketch to find the exact value of the expression. cos (sin ^-1 4/5)

[13] Find the exact value of the given expression. Show all the work needed as if you aren't allowed to use a calculator. Include a pic of the angle in play, terminating in the appropriate quadrant:

Simplify, showing all the work needed as if you aren't allowed to use a calculator. Include pics of the angles in play, each terminating in the appropriate quadrant:

Beginning inventory, purchases, and sales for Item 88-HX are as follows: July 1 Inventory 96 units @ $16 8 Sale 77 units 15 Purchase 107 units @ $19 27 Sale 90 units Assuming a perpetual inventory system and using the last-in, first-out (LIFO) method, determine (a) the cost of goods sold on July 27 and (b) the inventory on July 31. a. Cost of goods sold on July 27 b. Inventory on July 31

Write the expression as an algebraic (nontrigonometric) expression in u, u > 0. tan (arcsin u)

Use a calculator to give the real number value. (Be sure the calculator is in radian mode.) cot -¹(-0.036) cot -¹(-0.036) = (Round to the nearest hundredth as needed.)

Use a calculator to give the value in decimal degrees. cot -¹(-0.041) cot -¹(-0.041) =° (Type your answer in degrees. Round to six decimal places as needed.)

Solve 4 cos(5x) = 3 for smallest positive solution. Give answer accurate to atleast two decimal places

Use your calculator to find the value of the function in terms of degree: Please round your answer to the hundredth's place. sin ^-1(5√3/2)

Find 8 to four significant digits for 0se<2x if tan 0= -0.1111.