karstenkluth karstenkluth
  • 02-01-2021
  • Mathematics
contestada

sin 2x = - 3 sinx
solution set

Respuesta :

sniku sniku
  • 02-01-2021

Answer:

x=0

Step-by-step explanation:

sin2x = - 3sinx

2 sinx cosx = - 3 sinx

. {sinx=0 => x=0.....i}

2cosx = -3

cosx = -3/2

not possible since range of cosx is [-1,1].....ii

so from i and ii

x = 0

Answer Link

Otras preguntas

Identify m∠ADB. Help PLEASE!
Homeostatic regulation completes one cycle, then is done. 1) True 2) False
Determine whether the sequence is arithmetic, geometric, both, or neither. 1, 4, 9, 16, 25, . . .
Pax Romana means" __________Peace."​
What is the answer to this please?
The ratio in lowest terms of length to width for a rectangle with length 10 and width 4 is 5/2 . True False
Find all zeroes of x^3-2x
Total profit is defined as total revenue, R(x), minus total cost, C(x), and is given by the function P(x) = R(x) - C(x). Given R(x) = 58x -0.4x^2and C(x) = 2x
Help plzzz, you could just tell me to go left or right
what is -3×^2+1467x-86940=0 ?​