netoisbeautiful6887 netoisbeautiful6887
  • 04-06-2018
  • Mathematics
contestada

Find the exact value of sin(11pi/12)cos(pi/6)-cos(11pi/12)sin(pi/6)

Respuesta :

Аноним Аноним
  • 04-06-2018
We use the identity  sin (A - B) = sin A cos B - cos B sin A

so the above  = sin (11pi/12 -  pi/6) = sin 3pi/4 =  1 / sqrt2 answer
Answer Link

Otras preguntas

if a hazardous waste cannot be minimized it must be
What are the positive and negative effects of electronic media on children and family relationships?
Solve for x: 4/5x +4/3=2x
OH BRAINLIEST GODS HELP!!! use The distributive property to rewrite the expression. -1/8(48y+7)
What is the most accurate representation of the earth? a political map a globe a physical map the Winkel Tripel projection
How would you communicate with patients that chose the physicians assisted suicide option
What is the decimal
A solid with its particles arranged in a regular repeating pattern is know as a
The rectangle below has a total perimeter of 143 m: Which of the following equations can be used to determine the length of the longer side of the rectangle? (a
A 4.700 L sample of gas is cooled from 71.0 °C to a temperature at which its volume is 3.300 L. What is this new temperature? Assume no change in pressure of t