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secondary 4 | A Maths
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Candice
Candice

secondary 4 chevron_right A Maths chevron_right Singapore

Good evening! I got 2.18 for part i but the given answer in the worksheet is 1.64 :(

Date Posted: 4 years ago
Views: 612
Eric Nicholas K
Eric Nicholas K
4 years ago
Good evening Candice! We need to modulus any area under the x-axis.
Eric Nicholas K
Eric Nicholas K
4 years ago
Will look at this question later.

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Jack
Jack's answer
37 answers (A Helpful Person)
1st
Did you change your calculator to radian mode?
Candice
Candice
4 years ago
Oh i didnt!! I see why now haha oops
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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
Good evening Candice! I made the same error at first of using “degree” form when the correct form to use is “radian” form.
Candice
Candice
4 years ago
Thank you! I didnt realise it had to be in radian haha
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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
And here is for part ii