vergonzalez11 vergonzalez11
  • 25-02-2014
  • Mathematics
contestada

how do you solve for sinxcos2x+cosxsin2x=0 ?

Respuesta :

priyambaksi
priyambaksi priyambaksi
  • 25-02-2014
LHS is nothing but (using sin (a+b) = sin a cos b + cos a sin b)

sin (x+2x) = sin 3x = 0

so 3x = npi
or
x = npi/3

Answer Link
Paigey Paigey
  • 25-02-2014
The answer is x = n p i divided by 3
Answer Link

Otras preguntas

236= 2 hundreds 3 tens and ______ ones = 2 hundreds 2 tens and ______ ones
what percent 591 is of 2364?
All living things break down _________ to make energy. carbon dioxide fuel light water
Which occurred after the Spanish introduced the horse to North America? A. Eastern Woodland Indians increased the size of their fields. B. Southwestern Indians
Find the quantity represented by each percent 45% of 96 quarts(usa quarts)
Amys salary is given by the equation y = 25000 + 700x, where x is the number of years since 2007 and y is her salary in dollars. What has been her yearly raise
An airplane altitude change 378 feet over 7 minutes. What was the mean change of altitude in feet per minute
solve and check 1/4 (8-6x+12)
The coordinates of the vertices of a rectangle are (–2, 3), (4, 3), (4, –4), and (–2, –4). What are the dimensions of the rectangle?
write 4 litres 150 ml to the nearest half a lirter