rayneebabee
rayneebabee rayneebabee
  • 13-05-2020
  • Mathematics
contestada


Which of the following is not an identity?
A. cos^2 x cscx-cscx= -sinx
B. csc^2x + sec^2x = 1
C. sinx(cotx + tanx) = secx
D. cos^2x - sin^2x = 1- 2sin^2x

Respuesta :

amandapadilla2003
amandapadilla2003 amandapadilla2003
  • 07-03-2021

Answer:

The Answer is B.

Step-by-step explanation:

I just had this question and the answer came out as B

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