whitngrace whitngrace
  • 25-10-2016
  • Mathematics
contestada

find an identity for cos(4t) in terms of cos(t).
I have used 2cos^2(2t)-1 but I need to rewrite that in terms of cos(2t).

Respuesta :

davidevan96
davidevan96 davidevan96
  • 25-10-2016
I'm having the same problem

Answer Link

Otras preguntas

Learning by doing suggests that: Multiple Choice greater experience increases production costs. greater experience increases efficiency. diminishing marginal pr
50 Pts!!! Answer ASAP.
A newly created subsidiary sold all of its inventory to its parent at a profit in its first year of existence. The parent, in turn, sold all but 20 percent of t
For carbon: What is the effective nuclear charge? In which orbitals do the valence electrons reside? For silicon: What is the effective nuclear charge? In wh
A 450m long field is drawn to a scale 1cm to 90cm.find the lenth of drawing​
Which is true regarding the graphed function f(x)? O FO) = 3 O f/5) = -1 Of(3) = 2 Of(2)= -2
Simplify the expression. a4b3 + 8a4b3=??? PLEASE HELP??! ASAP!!?
Find the measure of angle x. Round your answer to the nearest hundredth. (please type the numerical answer only) (6 points)
The soldering iron’s highest temperature setting is 400 °F. What is the soldering iron’s temperature in Centigrade?
If nineteen and five tenths percent of the volume of gas in a storage tank is oxygen, then all the other gases in the tank make up what percent of the volume of