mbollich05 mbollich05
  • 13-10-2022
  • Mathematics
contestada

Prove the identity 1-cos5xcos3x-sin5xsin3x=2sin^2x

Respuesta :

Otras preguntas

If r = 9, b = 5, and g = −6, what does (r + b − g)(b + g) equal? F. −20 G. 0−8 H. 0 8 J. 19 K. 20
(a + 2b + 3c) − (4a + 6b − 5c) is equivalent to: A. −4a − 8b − 2c B. −4a − 4b + 8c C. −3a + 8b − 2c D. −3a − 4b − 2c E. −3a − 4b + 8c
Reggie has enough flour to last for 40 days. If he increases his use of flour by 25%, however, how many days' worth of flour will he have? A: 30 days B: 28
If Dave drives at a steady speed of 50 miles per hour, how long will it take him to drive 10 miles? A: 12 minutes B: 10 minutes C: 15 minutes D: 30 minutes
Will Mount Vesuvius erupt again, like it did in 79 AD?
why is it important to fight for your rights
Find the slope: 4x - 5y = 20 A: 5/4 B: 4/5 C: -4/5 D: -5/4
what does 'sleeping with the enemy' mean?
In a group of 10 students, 7 are 13 years old and 3 are 17 years old. What is the average (arithmetic mean) age of these 10 students?
On a real number line, x = -4 and y = 7. What is the length of the line XY? A: 11 B: 3 C: -11 D: 7