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junior college 1 | H2 Maths
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Cool9
Cool9

junior college 1 chevron_right H2 Maths chevron_right Singapore

Help.b.!

Date Posted: 5 years ago
Views: 526

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Yong Xuan
Yong Xuan's answer
2 answers (A Helpful Person)
1st
Hint : sec(x-a) = sec(a-x)
This is because sec(x-a) = 1/cos(x-a)
cos(x-a) = cos(a-x) since cosine -> adjacent/hypotenus (same for both x-a and a-x)

Your answer can be found on integral calculators on Google but this hint should make the question straightforward for you to solve it