if 4tan = -3 and cos is positive, use a sketch to calculate the value of 5sin + 3cot

Question

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Answer 1

tan = -3/4

 

9 + 16 = c²

c² = 25

c = 5

 

5sin = 5(3/5) = 3

 

3cot = 3(-4/3) = -3

 

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