Question

Sendo cossec² x igual a 5, o valor de sen²x +1, é:

2/3
5
6/5
5/2
3

Answer 1

Resposta:

sen²x+1=6/5

Explicação passo-a-passo:

cossecx=1/senx

cossec²x=1/sen²x

5=1/sen²x

sen²x=1/5

sen²x+1=1/5+1=(1+5)/5=6/5