Math, asked by jahid4950, 11 months ago

10 x equals to minus one by root 5 and x lies in the fourth quadrant then find the value of cos x

Answers

Answered by IamIronMan0
0

Answer:

10x =  \frac{ - 1}{ \sqrt{5} }  \\ x =  \frac{ - 1}{10 \sqrt{5} }

What you really want to find cos x for this can't be calculated without calculator

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