kimberlygill
kimberlygill kimberlygill
  • 01-12-2021
  • Mathematics
contestada

Select the best answer.

sin(3pi/3 + x) =

• sinx
• -sinx
• -cosx
• cosx

Respuesta :

surjithayer10otahza surjithayer10otahza
  • 01-12-2021

Answer:

-sin x

Step-by-step explanation:

sin(3π/3+x)=sin (π+x)=-sin x

or

sin (π+x)=sin πcos x+cos π sin x=(0)cos x+(-1)sin x=0-sin x=-sin x

Answer Link

Otras preguntas

Which quality describes the speaker in this excerpt from Letters from a Cat by Helen Hunt Jackson?
How long does it take an electron to complete a circular orbit perpendicular to a 115miuT magnetic field?
What's the diameter of a circle with area 225π units2? A) 15 units B) 225 units C) 30 units D) 112.5 units
Find the distance between (-1,-5) and (-1,-16). A. -11 B. 21 C.-21 D. 11
x-| 5 | 3 | 1 | 18 | 0 | 9| f(x)-| 9 | -2 | -5 | -1 | 1 | 11 | Find the following values: f-^1(f(58))=___ f(f(5))=___
name a country which has very high percentage of land under pasture
SHIRT + TSHIRT = CLOTHES (Cryptarithm, answer this question with an equation [ex. 5+4=9])
Pls help a little exercise on thales. Using the letters in the diagram, write down the similar triangles of the figures. Give a reason for your answer. (b) Fin
math algebra class 9​
this is so important​