Question

If for real x, the equation x+1/x = 2cos o
holds , then cos 0 =
A)
1
B)
-1
c)
+1
D)
> 1​

Answer 1

Answer:

If for real x, the equation x+1/x = 2cos o

holds , then cos 0 =

A)

1

B)

-1

c)

+1

D)

> 1

Step-by-step explanation:

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