1. Questions

calculus

Use the even odd properties to find the exact value of the expression. It may be helpful to draw the unit circle graph sin(-pi)

  1. 👍 0
  2. 👎 0
  3. 👁 385
kelly

  1. The even-odd property for sine states that sin(-x) = -sin(x).

    sin(-pi) = -sin(pi)
    The point on the unit circle at pi (or 180 degrees) is (-1, 0). Sine corresponds to the y-value, so sine at that point is 0.

    -sin(pi) = -0 = 0

    1. 👍 0
    2. 👎 0
    Michael

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    1. Let (-7, 4) be a point on the terminal side of (theta). Find the exact values of sin(theta), csc(theta), and cot(theta). 2. Let (theta) be an angle in quadrant IV such that sin(theta)=-2/5. Find the exact values of sec(theta)

  2. Pre-Calc

    I am really struggling with how to do these problems, I posted them a few minutes ago but the answers/work shown was incorrect. 1) a) Use an Addition or Subtraction Formula to write the expression as a trigonometric function of

  3. Geometry

    Working on conjectures. The question is Conjecure: The product of any two odd numbers is _____? It shows several examples of odd numbers x odd numbers and the products are all odd. So I think the right answer is "odd numbers" but

  4. Pre-Calc

    1) Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. cos 12° cos 18° − sin 12° sin 18° And Find its exact value. 2) Use an Addition or Subtraction Formula to write the

  1. math

    if the number represented by n-3 is an odd integer, which expression represents the next greater odd integer? a n-2 b n-1 c n-5 d n+1

  2. calculus

    1. Let f be the function that is defined for all real numbers x and that has the following properties. (i) f''(x)=24x-18 (ii) f'(1)=-6 (iii) f'(2)=0 a. Find each x such that the line tangent to the graph of f at (x, f (x)) is

  3. 4th grade Math

    What is an expression that can be used to find 4 x 275 using mental math and properties of numbers?

  4. pre calculous

    use the properties of logarithms to write the expression as a sum or difference of logarithms or multiples of logarithms. show your work ln x^2/y^3 Assuming x,y AND z are positive use properties of logariths to write the

  1. Calculus, check my answer, please! 1

    Did I get this practice question right? 1. Consider the following functions: f(x)=cos(x^3-x) h(x)=|x-3|^3 g(x)=1n(|x|+3) s(x)=sin^3(x) Which of the following is true? (Points : 1) f is even, h and s are odd. ***f and g are even, s

  2. Alegbra

    Use properties of exponents to simplify the given expression. First express the answer in exponential form. Then evaluate the expression. 3^2 3^3=

  3. Calculus

    Find the angle between the vectors. (First find an exact expression and then approximate to the nearest degree.) a = , b =

  4. Precal

    Find the exact value of the expression. sin(arccos sqrt(5)/5)

You can view more similar questions or ask a new question.