Question

cosa=1/3 sec a

Trigonometric Functions
ANSWERED
asked 2021-05-31
\(\displaystyle{\cos{{a}}}=\frac{{1}}{{3}}\)
\(\displaystyle{\sec{{a}}}\)

Answers (1)

2021-06-01

By reciprocal identity: \(\displaystyle{\sec{{a}}}=\frac{{1}}{{\cos{{a}}}}=\frac{\frac{{1}}{{1}}}{{3}}={3}\)

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