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secondary 3 | A Maths
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How to continue from the last step? The ans is 2 + square root 3
Date Posted: 3 years ago
Views: 706
Tan 285 is actually negative tan 75.
Because 285 is a fourth quadrant angle with a basic of 75.
Or we can use Tan (360 - 75).
At the end, we rationalise the fraction as usual, but the chunk of fractions will be a little complicated.
Because 285 is a fourth quadrant angle with a basic of 75.
Or we can use Tan (360 - 75).
At the end, we rationalise the fraction as usual, but the chunk of fractions will be a little complicated.
Ye I am stuck at that part where there is a chunk of fractions
Answer looks wrong...
Unless 285 is actually 255...
Unless 285 is actually 255...
Oh sorry is -square root 3 -2
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done
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A rough idea for rationalisation
Date Posted:
3 years ago
Thanks sorry if i make it troublesome for you
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