#hard trig year 13

11 messages · Page 1 of 1 (latest)

half moss
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How can I do part b? I don’t understand the mark scheme either. It just switched from all sin to cos on the mark scheme. I uploaded the mark scheme here too

IMG_5594.jpg IMG_5595.jpg
fallen magnet
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@half moss

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all ive done is recognised that A = and B= the things in the brackets respectivly

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and then use part A

shy sandal
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cosec is 1/sinx

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but i have (x-pi/6)

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so

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1/sin((x-pi/6))

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move it to the other side

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and on the right u have 1 left