Question

Find the value of x cos35*=21/x

Trigonometric equation and identitie
ANSWERED
asked 2020-12-27
Find the value of x
\(\displaystyle{\cos{{35}}}\cdot=\frac{{21}}{{x}}\)

Answers (1)

2020-12-28
\(\displaystyle{\cos{{35}}}=\frac{{21}}{{x}}\)
\(\displaystyle{\cos{{35}}}={0.819}=\frac{{21}}{{x}}\)
\(\displaystyle{x}=\frac{{21}}{{0.819}}\)
\(\displaystyle{x}={25.64}\)
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