smacias47
smacias47
22-03-2017
Mathematics
contestada
Prove the identity. sin(−θ) cot(−θ) = cos θ
Respuesta :
ghanami
ghanami
22-03-2017
Hello :
sin(−θ) = - sin(θ)
cot(−θ) = - cot(θ)
cot(θ) = cos(θ)/sin(θ)
sin(−θ) cot(θ) = (- sin(θ))×(-cos(θ)/sin(θ)) = cos(
θ)
Answer Link
VER TODAS LAS RESPUESTAS ( 95+ )
Otras preguntas
Solve for x to the nearest tenth HELP
When Dylan checks his school lunch account, the balance is $56. After buying 8 lunches, the balance is $40. How much (in dollars) does the balance change with e
53% of all the town's residents own a dog and 59% own a cat. Of the dog owners 44% also own a cat. If a town resident is chosen at random find: (round to 4 deci
Sometimes when performing a crystallization, one solvent alone will not work and you have to use a solvent-pair. Will the solvent pair hexane and diethyl ether
A panel of judges must be chosen to judge the upcoming dance competition. There are 5 men and 8 women to pick from. How many ways can you pick a panel of 2 men
The president of the Continental Congress, _____, took charge in publicizing news of the Declaration of Independence throughout the newly declared states. a. Ge
Which equation could be represnted by the number line?
What motivated bryans rural followers to support bimetallism
Can u please help me this is due at the end of todayQuestion #1- Was Lancelot an honorable knight? Is it possible to regain honor once lost?Question #2- How doe
consider the function g(x)=3x-1 a.if g(x)=2 what is x? b.if g(x)=-4 what is x?
