magalyrodette9058 magalyrodette9058
  • 02-03-2018
  • Mathematics
contestada

Write the expression in terms of sine only sin 9x cos 9x

Respuesta :

nikita83
nikita83 nikita83
  • 02-03-2018
[tex]\sin 2\alpha= 2\sin \alpha\cos\alpha\quad\Rightarrow\quad\sin 9x\cos 9x=\frac{1}{2}\sin 18x[/tex]
Answer Link

Otras preguntas

The movement of a large food particle into the cell would provide a source of nutrition. Which transport method would be the most effective in moving this food
La contaminación atmosférica es uno de los problemas ambientales que ocasiona el ser humano. La atmósfera en su estado puro está constituida por un 20,946 % de
Please help me answer this equation
y=3x−7 what is the missing value
I need help please Will mark brainliest.
What is the name for a person who made the trip across the country into unknownterritories?A Native AmericanB pioneerC cowboysD immigrant​
Philip made a total of 9 bracelets and necklaces from 120 inches of cord. He used 8 inches of cord for each bracelet and 20 inches of cord for each necklace. Us
The largest contributor to global greenhouse gas emissions is?
How do I construct this with my compass?
Grade 5 6 × 1/4 = 3 × 4/5 =5 × 2/3 = 7 × 1/2 = 4 × 8/12 =​