Maths-Help needed!!!

posted by .

Compare the graphs
f(è)=sinè and f(è)=sin(-è).
f(è)=cosè and f(è)=cos(-è).

What conclusions can you make?

  • Maths-Help needed!!! -

    e = theta :(

  • Maths-Help needed!!! -

    sine is an odd function.
    cosine is an even function.

    Look at the symmetry around Theta=0

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. trig

    Reduce the following to the sine or cosine of one angle: (i) sin145*cos75 - cos145*sin75 (ii) cos35*cos15 - sin35*sin15 Use the formulae: sin(a+b)= sin(a) cos(b) + cos(a)sin(b) and cos(a+b)= cos(a)cos(b) - sin(a)sin)(b) (1)The quantity …
  2. Trig

    Given: cos u = 3/5; 0 < u < pi/2 cos v = 5/13; 3pi/2 < v < 2pi Find: sin (v + u) cos (v - u) tan (v + u) First compute or list the cosine and sine of both u and v. Then use the combination rules sin (v + u) = sin u cos …
  3. maths

    Choose the two options which are true for all values of x 1) cos (x) = cos ( x – pie/2) 2) sin (x + pie/2) = cos (x – pie/2) 3) cos (x) = sin (x – pie/2) 4) sin (x) = sin (x + 4pie) 5) sin (x) = cos (x – pie/2) 6) sin^2 (x) …
  4. trig

    How do you solve for these identities: 1-sin^2è/cosè= cosè sin^4è-cos^4è=2sin^2è-1
  5. MATH...THE GRAPHS OF SINE, COSINE AND TANGENT

    anyone explain how this cos 2A cos A – sin 2A sin A can become to this cos (2A + A) = cos 3A
  6. math

    Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the symmetry of the graphs of sin, cos and tan, to find the exact values of si -pi/6, cos 5/3pi and tan 4pi/3. I have found the answers to the first three using the …
  7. math

    Use the exact values of the sin, cos and tan of pi/3 and pi/6, and the symmetry of the graphs of sin, cos and tan, to find the exact values of sin -pi/6, cos 5/3pi and tan 4pi/3. I have found the answers to the first three using the …
  8. Math..plzz help

    Compare the graphs f(¦È)=sin¨¨ and f(¦È)=sin(-¦È). f(¦È)=cos¨¨ and f(¦È)=cos(-¦È). What conclusions can you make?
  9. physics

    A block of mass m slides down an incline of mass M. As shown, th acceleration of the block is a. The coefficient of kinetic friction between the block and the incline is ì1, while the coefficient of kinetic friction between the incline …
  10. Algebra II

    Part 1: Using complete sentences, compare the key features and graphs of sine and cosine. What are their similarities and differences?

More Similar Questions