Amena2000
Amena2000 Amena2000
  • 03-04-2017
  • Mathematics
contestada

Can someone explain how the solution doesnt have a negative answer i.e (-pi/3)

Can someone explain how the solution doesnt have a negative answer ie pi3 class=

Respuesta :

N3gat1veZer0
N3gat1veZer0 N3gat1veZer0
  • 03-04-2017
As far as I can tell you are correct. The correct answer for x should be
-pi/3

If you plug x=+pi/3 into the expression cos(x/2 + pi/6), it ends i equaling 1/2, not 0.
Answer Link

Otras preguntas

solve the formula for the indicated variable  c=yt+y,for t (the solution is t=___)
what role did sectionalism play in Lincoln's winning the 1860 election?
solve the formula for the indicated variable (b=rw+r,for w  sollution w=____)
solve for x:    x to the negative 3rd power is equal to 27 over 64
When an object is charged, what type of subatomic particle is transferred between objects?
can someone please help ? (:
What is the HCF of 2 x y and 6 x y?
could you tell me what is a mutagen?
please give three reasons why a battle would happen in a certain area ? :)
If an ant runs randomly through an enclosed circular field of radius 2 feet with an inner circle of radius 1 foot, what is the probability that the ant will be