Rewrite sin3x with only sin x and cos x.
a) 2sin(x)cos^2(x) + cos(x)
b) 2sin(x)cos^2(x) + sin^3(x)
c) sin(x)cos^2(x) - sin^3(x) + cos^3(x)
d) 2cos^2(x)sin(x) + sin(x) - 2sin^3(x)

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?

Polygon abcd is a rectangle what is the area

If you draw a card with a value of three or less from a standard deck of cards, i will pay you $43. if not, you pay me $11. (aces are considered the highest card in the deck.) step 1 of 2 : find the expected value of the proposition. round your answer to two decimal places. losses must be expressed as negative values.