Question

. Hallar "x2 +1", si:
cos (x2 - 4)º. sec21° =1​

Answer 1

Respuesta:

26

Explicación paso a paso:

Cos x. Sec x = 1

Entonces: x2 - 4 = 21

x2 = 21 + 4

x = 25/2

Nos piden: x2 + 1

(25/2)(2) + 1

25 + 1 = 26