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    Trigonometry

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    Trigonometry Equation Interval Solution

    Solve the equation for the interval [0, 2л). sin^2 x - cos^2 x = 0 Which is the correct answer? x = л/4, л/3 x = л/4, 3л/4, 5л/4, 7л/4 x = л/4 x = л/4, л/6

    Solving a Trigonometry Equation

    Solve the equation for solutions in the interval [0, 360). cos 2x= √3/2 Which is the correct answer? x = 15, 165, 195, 345 x = 30, 90, 150, 270 x = 0, 120, 180, 240 x = 105, 165, 285, 345.

    Trigonometry

    Find the exact value, given that sin A = -4/5 with A in quadrant IV tan 2A Which is the correct answer? - 7/24 24/7 - 24/7 7/24

    Trigonometry

    Solve the equation for solutions in the interval [0, 360). tan 4x = 0 Which is the correct answer? x = 33, 57, 147, 237, 327 x = 0, 90, 180, 270 x = 0, 45, 90, 135, 180, 225, 270 x = 0, 45, 90, 135, 180, 225, 270, 315

    Inverse Circular Functions and Trigonometric Equations

    1. Solve csc^2θ - 2 cot θ = 4 for solutions over the interval [0°, 360°]. Express approximate solutions to the nearest tenth of a degree. Could you please show me step by step to see how to get the correct answer? The correct answers are (18.4°, 135°, 198.4°, 315°)

    Trigonometry - Match Functions With Graphs

    Match the attached functions with their graphs. Thank you.. Match the function with its graph. Which is the correct answer? 1) y = 1 + sin x 2) y = 1 + cos x 3) y = -1 + sin x 4) y = -1 + cos x A B C D 1A, 2D, 3C, 4B 1A, 2B, 3C, 4D 1A, 2C, 3D, 4

    Unit circle proof

    1) Prove from the unit circle that sin²⊖ + cos²⊖ = 1. Using the result describe the equation for which x = 3 + 2cos⊖, y = 1 + 3sin⊖. 2) Using problem one simplify sin²⊖/(1 + cos⊖) + sin²⊖/(1 - cos⊖)

    Trigonometric Identities

    If you would please give me each step to solve these problems so I can get a better understanding how to solve these types of problems would be very helpful. Thanks. Graph each expression and use the graph to conjecture an identity. Then verify your conjecture algebraically. 1. sec x - sin x tan x Verify that each equat

    Period, Amplitude, Range, Y-intercept and Phase Shift

    Develop the solutions for the following problems: 1.) Graph the function y = -1 + 2sin(x + π) over a 2-period interval. a. What is it's period? b. What is its amplitude? c. What is it's range? d. What is the y-intercept of it's graph? e. what is it's phase shift? 2.) The formula for the up and down motion o

    Trigonometry : Word Problem

    From a boat on the lake, the angle of elevation to the top of a cliff is 16° 10' If the base of the cliff is 1216 feet from the boat, how high is the cliff (to the nearest foot)? Which is the correct answer? 353 ft 356 ft 366 ft 363 ft

    Trigonometry : Word Problems

    Please see the attached file for the fully formatted problems. Find the exact trigonometric function value. sec 2655 Solve the problem. From a boat on the lake, the angle of elevation to the top of a cliff is If the base of the cliff is 1216 feet from the boat, how high is the cliff (to the nearest foot)? Solve the

    Trigonometry Quadrant Functions

    1. If cos θ = 4/5 and θ is in quadrant IV, find the values of the trigonometric functions of θ. 2. Suppose θ is in the interval (90º, 180º). Find the sign of each function value. (a) cos θ/2 (b) cot(θ - 180º) 2. Use the reciprocal, quotient, and Pythagorean identities to give three expressions that complete t

    Trigonometry - Draw a ray

    Locate each point in a coordinate system. Draw a ray from the origin through the given point. Indicate with an arrow the angle in standard position having smallest positive measure. Then find the distance r from the origin to the point, using the distance formula. (4√3, -4)

    Trigonometry (Angles and Distance)

    A kite 100 ft above the ground moves horizontally at a speed of 8 ft/s. At what rate is the angle between the string and the horizontal decreasing when 200 ft of string have been let out?

    Pythagorean Theorem Word Problem

    "There is a bamboo 10 ft. high, the upper end of which being broken reaches the ground 3 feet from the stem. Find the height of the break." Please show your work in steps so I can understand the process used to solve it.

    Trigonometric Formula Square Root

    Using the exact value cos(pi/4) = 1/square root of 2 and a trigonometric formula, show that sin (pi/8) = (square root of (2 - Square root of 2)/2. Using exact value cos(pi/6) = (square root of 3)/2 and a double angle formula to obtain an expression for the exact value of sin(pi/12)

    Solving for Angle Beta (Trigonometry Problem - Type IV)

    In the attached problem I need to solve for the unknown angle Beta. The book calls it a type IV problem and gives the procedure on how to solve for a type IV problem. I have tried to solve this problem but with no luck. I have attached the problem, the procedures to solve for the type IV and the formulas and pictue of a type I

    Slid Trigonometry : Type II Pyramid

    This triangular pyramid is a type II as the book puts it. Three faces are right triangles and the 4th in a diagonal plane is an oblique triangle. The book explaines that if the angle to be found is in the oblique triangle you should solve for an auxilliary angle in the third right angle which lies at the same vertex as the requi

    Differentiation of Inverse Trigonometric Functions

    Angular rate of change: A television camera at ground level is filming the lift-off of a space shuttle at a point 750 meters from the launch pad. Let (theta) be the angle of elevation of the shuttle and let s be the distance between the camera and the shuttle. Write (theta) as a function of s for the period of time when the shut