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

Use a calculator to evaluate sec 85°.
Which statement about the Paste Link option is true? A)Even if the source file (spreadsheet) is deleted, the data updates automatically in the linked documents.
In Bear Creek Bay in July, high tide is at 1:00 pm. The water level at high tide is 7 feet at high tide and 1 foot at low tide. Assuming the next high tide is e
How did Athenians avoid major political upheavals?
Who were the advocates of centralization, and why did they want to alter or abolish the Articles of Confederation?
Do you think there were any points at which civil war might have been averted?
Which would be the least helpful for supporting interpretations about the lives of late nineteenth-century immigrants?
What is a OT therapist
What effect did the American westward movement have on diplomatic relations with Great Britain and Spain?
Solve the equation for y 4x+7y=28 y=