aldrinjaison9495
aldrinjaison9495 aldrinjaison9495
  • 12-08-2021
  • Mathematics
contestada

prove sin^2 π/6 + cos^2 π/3 - tan^2 π/4 = -1/2​

Respuesta :

boharasangeet253
boharasangeet253 boharasangeet253
  • 12-08-2021

=(

2

1

)

2

+(

2

1

)

2

−1

2

=

2

−1

Therefore, L.H.S = R.H.S

Answer Link

Otras preguntas

What is the mean of the values in the stem-and-leaf plot?
What acronym is a measurement of lung function? 1. SARS 2. CPAP 3. ACE 4. PEEP 5. ELISA
Which molecule is amphoteric? A) NH4+ B )H2O C )H2CO3− D )H2SO4
A praying mantis can grow up to 15 centimeters long. How long is this in millimeters
In what way did the return of local wildlife in Namibia increase the quality of life for humans in the area? More trees were planted. The water was cleane
Explain how textual evidence can help a reader make inferences and discover character traits.
Mrs. Wong is going on a trip and she has 14 books she hasn't read. She wants to pick 2. How many of the 2 can she pick
Find the area of the kite. Round to the nearest tenth
The social class system in colonial Latin America closely resembles the structure of the _________ system in Europe. 1) feudal 2) clergy 3) Roman Which of the f
which structure in this plant cell represents the site of ATP production from photosynthesis