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Estudos Gerais • 03/09/2025

4- O valor da expressão 2 - sen²x --------- cos²x é: a) -...

4- O valor da expressão

2 - sen²x

cos²x

é:

a) -1 b) -1/2 c) 2

d) 1 e) 0

4- O valor da expressão 2 - sen²x --------- cos²x é: a) -1 b) -1/2 c) 2 d) 1 e) 0
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