- #1

synergix

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## Homework Statement

Find the exact value of the expression Tan(3/4-12/5)

## Homework Equations

tan(x-y)= (tan3/4 -tan12/5)/ (1+tan3/4tan12/5)

## The Attempt at a Solution

I am not sure how to get exact values for these ratios. I haven't been able to get past this point