imariahduncan imariahduncan

07-03-2022
Mathematics

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Given tan() = 4/3 and sin() -4/5, find cos()

Given tan 43 and sin 45 find cos class=

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claire33p7xpgf claire33p7xpgf

08-03-2022

Answer:

Make a triangle with an opposite side of 4 and adjacent side of 3 (hypotenuse is 5). You can now work out all trig functions for that angle. including sin(x)

Use the double angle formula to find sin(2x)

Step-by-step explanation:

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