leagray107 leagray107
  • 20-02-2020
  • Mathematics
contestada

Evaluate sin^2 (pi/4) + cos^2(pi/4) + cos.

Evaluate sin2 pi4 cos2pi4 cos class=

Respuesta :

joshnajd joshnajd
  • 27-02-2020

The answer of [tex]sin^2 (pi/4) + cos^2 (pi/4)[/tex] is √ 2

Step-by-step explanation:

The value of [tex]sin^2 (pi/4)[/tex] = √2/ 2

The value of [tex]cos^2 (pi/4)[/tex] = √2/ 2

=  √2/ 2 +  √2/ 2

=  √2 +  √2 / 2

= 2 √2 / 2

Dividing √2 by 1

= √2

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