spartney7
spartney7 spartney7
  • 08-04-2016
  • Mathematics
contestada

[tex]sin ^-1 (\frac{ \sqrt{3} }{2}) [/tex]

[tex]cos^-1( -\frac{\sqrt{3} }2} )[/tex]

[tex]tan^-1(-1)[/tex]

[tex]cos^-1 (cos \frac{4 \pi }{3}}) [/tex]

Respuesta :

penfila11Pen
penfila11Pen penfila11Pen
  • 09-04-2016
#1 

the answer is 60.

#2

The answer is 150.

#3

The answer is -45

#4

The answer is 4.18879 ≈ 4.2
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