V2 V2 The expression -sin A+ -cos A can be written in the form cos(A+0). Find a possible exact value 2 of 0.

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Q: [A] B a P 1. Use the diagram to find cos x as a fraction in simplest form. 20 12 16

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Q: Solve cos(x)=−0.64 on [ 0,2π). There are 2 solutions, A and B, with A < B

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Q: Q: Find the values of a and b so that a e-1 2-e'FT3<r<-2 ,x = -2 f(x) = {b x*-16 sin --2 <x<0 X+32

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