carlSophmar
carlSophmar
24-11-2016
Mathematics
contestada
tan9 - tan27 - tan63 + tan 81 = ?
Respuesta :
syed514
syed514
25-11-2016
tan9−tan27−tan63−tan81
tan9+tan81−tan27−tan63
sin9/cos9+sin81/cos81−sin27/cos27−sin63/cos63
sin90/cos81cos9−sin90/cos63cos27
1/sin9cos9−1/sin27cos27
2/sin18−2/sin54
(2)sin54−sin18/sin18sin54
4cos36sin18/sin18cos36=4
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
Which steps are involved in multiplying fractions??
Brake up with my sister
The price of a pair of shoes increases from $51 to$69. what is the percent increase to the nearest percent?
How do you Evaluate an equation doing dry run ? In C++ language whats the order for using the operators like +, -, /, * ? For Example (2-5+10*3/4)
A movie theater charges $11 for each adult and $6 for each ticket. one day, they sold 163 tickets and made $1578. How many of each ticket did they sell?
A sample of methane gas of mass 35 g at 250 K and 12.5 atm expands isothermally until its pressure is 1.5 atm. Determine the change in entropy of the gas.
X-ray diffraction data collected by Rosalind Franklin and Maurice Wilkins helped Watson and Crick solve the structure of DNA. Which aspect of the structure of D
Which trophic level has the least amount of energy available for the next highest trophic level? a.secondary consumerb.omnivorec.decomposerd.producer
The jumping team can jump 36 times in 9 seconds. at this rate, how many jumps can they make in 27 seconds?
The length of a shadow of a building is 27 meters. The distance from the top of the building to the tip of the shadow is 38 meters. what is the height of the bu
