If cos y = 8/9 then what is the positive value of tan1/2y, in simplest radical form with

a rational denominator?

Answer:

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# If cos y = 8/9 then what is the positive value of tan1/2y, in simplest radical form with
a rational denominator?
Answer:
Submit

If cos y = 8/9 then what is the positive value of tan1/2y, in simplest radical form with

a rational denominator?

Answer:

Submit Answer