- #1

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## Homework Statement

y(x) = C

_{1}sin(2x) + C

_{2}cos(2x)

## Homework Equations

y(∏/8) = 0

## The Attempt at a Solution

C

_{1}(1/2)(√2) + C

_{2}(1/2)(√2) + 1 = 0

The book jumps to the equation below and I'm having trouble figuring out how they got there.

C

_{1}+ C

_{2}= -√2