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Given that Cos(x -20)° = Sin(2x + 32)° and x is an acute angle, find Tan (x – 4)°.

Answers

x - 20 + 2 x + 32 = 90
3x + 12 = 90
3x = 78
x = 26⁰
tan (x – 4) , tan 22 . 0.4040

Kavungya answered the question on November 15, 2019 at 09:29

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Next: Write down four inequalities which fully describe the un-shaded region R in the figure S below.

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