Question

sin^2 45 + cos 90 + cos 60


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Answer 1

Answer:

(1/root2)square +0+1/2

1/2+1/2=2/2

=1

Step-by-step explanation:

this is correct answer 100%

Answer 2

Answer:

sin^2 45 + cos 90 + cos 60 value is 1.

Step-by-step explanation:

$sin^{2}$45 + cos 90 + cos 60

($\frac{1}{\sqrt{2} }$) ($\frac{1}{\sqrt{2} }$) + 0 + $\frac{1}{2}$

$\frac{1. 1}{\sqrt{2}.\sqrt{2} }$ + $\frac{1}{2}$

$\frac{1}{2}$ + $\frac{1}{2}$

1