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junior college 1 | H2 Maths
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Confuse on how to determine part c
Date Posted: 2 years ago
Views: 517
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Like this maybe?
Date Posted:
2 years ago
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This is how it looks like if you plot the full graph of y = sin 2x - cos x.
Solving sin 2x > cos x, in other words sin 2x - cos x > 0, is akin to plotting the graph of y = sin 2x - cos x on the standard Cartesian axes and looking for the relevant regions where y > 0 (i.e. lying above the x-axis).
Solving sin 2x > cos x, in other words sin 2x - cos x > 0, is akin to plotting the graph of y = sin 2x - cos x on the standard Cartesian axes and looking for the relevant regions where y > 0 (i.e. lying above the x-axis).
Date Posted:
2 years ago
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