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Given that x is an acute angle and cos x equals to 2 root 5/5 find without using mathematical tables or a calculator tan (90 - x)​

Given that x is an acute angle and cos x equals to 2 root 5/5 find without using mathematical tables or a calculator tan (90 - x)​
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5 votes
given that x is an acute angle and cos x equals to 2 root 5/5 find without using mathematical tables or a calculator tan (90 - x)​

asked
User Wioleta
by
7.7k points

1 Answer

4 votes

Answer:

whats cos? i dont understand if its written in question please explain

Explanation:

answered
User Jeff Cyr
by
7.9k points
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