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secondary 4 | A Maths
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I am stuck at 1/cos(A+π/4)×sin(A+π/4). Do I multiply each of the terms by 2?
Date Posted: 2 years ago
Views: 420
That’s one way out - to condense the expression into something simpler later on.
Though I have not seen the entire question fully.
Though I have not seen the entire question fully.
The question is asking me to prove the identity
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done
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clear
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Like this maybe?
Date Posted:
2 years ago
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