emilyames3
emilyames3
23-08-2020
Mathematics
contestada
Simplify (1 − cos x)(1 + cos x)
Respuesta :
MathPhys
MathPhys
23-08-2020
Step-by-step explanation:
(1 − cos x)(1 + cos x)
1 − cos²x
sin²x
Answer Link
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