Question

1.Calcula: "x" . sen2x . csc 40 = 1
10
30
20
40
2.Hallar: "x" . sec 45 = csc 5x
5
7
8
9

Answer 1

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Answer 2

Respuesta:

1)Razones Recíprocas

Sen 2x. csc 40 = 1

2x = 40

x = 40/2

x = 20

2)

Co - razones:

sec 45 = csc 5x

5x + 45 = 90

5x = 90 - 45

5x = 45

x = 45/5

x = 9